<p>该课程包含227节高清视频，系统讲解初中数学知识，适合学生快速理解和掌握数学概念，提供生动的学习体验。</p><p><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">初中全套数学（227节高清视频）秒懂百科：一本行走的数学字典</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">28.概率初步</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 227树状图求概率.mp4 [3.87MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 226列表法求概率.mp4 [3.90MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 225概率.mp4 [4.50MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 224随机事件.mp4 [5.67MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">27.数据的分析</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 223统计图的分类.mp4 [5.88MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 222方差.mp4 [8.53MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 221众数.mp4 [4.70MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 220中位数.mp4 [8.16MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 219平均数.mp4 [12.59MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">26.圆</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 218圆锥及展开图形.mp4 [6.68MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 217扇形面积.mp4 [8.03MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 216弧长.mp4 [7.24MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 215正多边形.mp4 [14.72MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 214圆与圆的位置关系.mp4 [8.53MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 213切线长定理.mp4 [6.84MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 212切线.mp4 [8.98MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 211直线和圆的位置关系.mp4 [7.65MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 210点和圆的位置关系.mp4 [5.07MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 209圆周角.mp4 [15.07MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 208圆心角、弧、弦.mp4 [7.65MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 207垂径定理.mp4 [5.57MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 206圆.mp4 [7.13MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">25.锐角三角函数</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 205解直角三角形应用.mp4 [9.94MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 204解直角三角形.mp4 [8.44MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 203特殊角的三角函数值.mp4 [11.16MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 202正切.mp4 [5.06MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 201余弦.mp4 [5.50MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 200正弦.mp4 [6.91MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">24.相似</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 199相似三角形的面积比.mp4 [4.80MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 198相似三角形的周长比.mp4 [5.25MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 197相似三角形判定四.mp4 [5.89MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 196相似三角形判定三.mp4 [5.97MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 195相似三角形判定二.mp4 [4.64MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 194相似三角形判定一.mp4 [8.34MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 193平行线分线段成比例定理.mp4 [6.67MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 192图形的相似.mp4 [12.30MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">23.旋转</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 191关于原点对称的坐标.mp4 [5.84MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 190中心对称图形.mp4 [5.40MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 189中心对称.mp4 [6.97MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 188旋转.mp4 [7.90MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">22.平行四边形</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 187正方形判定.mp4 [6.39MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 186正方形.mp4 [4.85MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 185菱形的判定.mp4 [4.70MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 184菱形.mp4 [4.21MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 183矩形判定.mp4 [5.38MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 182斜边中线定理.mp4 [4.70MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 181矩形.mp4 [5.62MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 180中位线定理.mp4 [5.84MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 179平行四边形判定四.mp4 [3.99MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 178平行四边形判定三.mp4 [5.19MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 177平行四边形判定二.mp4 [6.86MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 176平行四边形判定一.mp4 [8.84MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 175平行四边形对角线互相平分.mp4 [5.55MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 174平行四边形性质.mp4 [7.55MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">21.勾股定理</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 173原命题与逆命题.mp4 [5.87MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 172勾股定理逆定理.mp4 [4.40MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 171勾股定理.mp4 [9.02MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">20.轴对称</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 170等边三角形.mp4 [7.24MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 169等角对等边.mp4 [5.34MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 168等腰三角形.mp4 [5.42MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 167画轴对称图形.mp4 [8.24MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 166垂直平分线.mp4 [8.04MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 165关于直线对称.mp4 [4.86MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 164轴对称图形.mp4 [6.28MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">19.全等三角形</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 163角平分线推论.mp4 [5.42MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 162角平分线定理.mp4 [6.06MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 161三角形全等判定五HL.mp4 [6.41MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 160三角形全等判定四AAS.mp4 [4.72MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 159三角形全等判定三ASA.mp4 [4.30MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 158三角形全等判定二SAS.mp4 [5.70MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 157三角形全等判定一SSS.mp4 [5.79MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 156全家三角形.mp4 [5.76MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">18.三角形</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 155多边形外角和.mp4 [8.85MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 154多边形内角和.mp4 [4.95MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 153三角形的外角.mp4 [7.61MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 152三角形的内角.mp4 [5.61MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 151三角形稳定性.mp4 [5.69MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 150角平分线.mp4 [7.79MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 149中线.mp4 [5.04MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 148高.mp4 [7.90MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 147三角形三边关系.mp4 [7.96MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 146三角形的分类.mp4 [7.16MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 145什么是三角形.mp4 [7.22MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">17.相交线与平行线</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 144平行线判定方法六（同旁内角互补两直线平行）.mp4 [4.92MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 143平行线判定方法五（内错角相等两直线平行）.mp4 [4.34MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 142平行线判定方法四（同位角相等两直线平行）.mp4 [5.00MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 141平行线判定方法三（同旁内角）.mp4 [6.05MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 140平行线判定方法二（内错角）.mp4 [4.28MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 139平行线判定方法一（同位角）.mp4 [5.61MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 138平行线.mp4 [7.02MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 137垂线段最短.mp4 [4.55MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 136垂直、垂足.mp4 [5.78MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 135对顶角.mp4 [4.47MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 134邻补角.mp4 [4.91MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 133相交线.mp4 [5.13MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">16.几何图形初步认识</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 132方位角.mp4 [5.48MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 131补角.mp4 [6.10MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 130余角.mp4 [3.86MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 129角的大小比较.mp4 [6.52MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 128角的运算.mp4 [5.91MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 127角.mp4 [4.04MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 126直线、射线、线段.mp4 [6.04MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 125点、线、面、体.mp4 [6.10MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 124平面展开图.mp4 [4.69MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 123什么是几何图形.mp4 [4.64MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">15.反比例函数</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 122反比例函数实际应用.mp4 [6.08MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 121求函数解析式.mp4 [6.67MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 120函数的大小比较.mp4 [10.43MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 119反比例函数图像.mp4 [7.75MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 118什么是反比例函数.mp4 [6.37MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">14.二次函数</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 117二次函数实际应用-数字模型.mp4 [17.43MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 116二次函数实际应用-利润.mp4 [16.63MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 115交点法求二次函数解析式.mp4 [13.63MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 114顶点法求二次函数解析式.mp4 [5.49MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 113待定系数法求解析式.mp4 [6.32MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 112一般式和顶点式的转化.mp4 [10.33MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 111y=ax^2+bx+c.mp4 [11.41MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 110y=a(x-h)^2+k第二课时.mp4 [7.60MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 109y=a(x-h)^2+k第一课时.mp4 [6.51MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 108y=ax^2.mp4 [12.42MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 107什么是二次函数.mp4 [6.64MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">13.一次函数</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 106一次函数与方程.mp4 [7.28MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 105待定系数法求函数解析式.mp4 [6.71MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 104一次函数.mp4 [6.38MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 103正比例函数的图像.mp4 [8.77MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 102正比例函数.mp4 [7.41MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 101函数的图像.mp4 [6.17MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 100什么是函数.mp4 [9.46MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">12.平面直角坐标系</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 99用坐标表示平移-图形.mp4 [6.38MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 98用坐标表示平移-点.mp4 [6.65MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 97用坐标表示位置.mp4 [9.12MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 96象限.mp4 [7.34MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 95平面直角坐标系.mp4 [7.52MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 94有序数对.mp4 [7.11MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">11.等式与不等式组</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 93一元一次不等式组.mp4 [7.81MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 92一元一次不等式.mp4 [6.30MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 91不等式的性质3.mp4 [4.01MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 90不等式的性质2.mp4 [5.32MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 89不等式的性质1.mp4 [5.36MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 88不等式解集.mp4 [6.33MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 87不等式.mp4 [5.09MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">10.一元二次方程</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 86一元二次方程的应用.mp4 [9.21MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 85根与系数的关系.mp4 [6.77MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 84解一元二次方程-十字相乘法.mp4 [5.65MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 83解一元二次方程-利用公式分解法.mp4 [5.41MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 82解一元二次方程-提公因式法.mp4 [8.42MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 81解一元二次方程-公式法.mp4 [10.43MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 80解一元二次方程-配方法.mp4 [6.15MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 79解一元二次方程-直接开平方法.mp4 [5.66MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 78什么叫一元二次方程.mp4 [7.60MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">09.分式方程</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 77分式方程的实际应用.mp4 [8.60MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 76解分式方程.mp4 [7.94MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 75什么是分式方程.mp4 [6.14MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">08.二元一次方程</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 74三元一次方程组.mp4 [6.18MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 73二元一次方程组实际问题.mp4 [8.36MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 72解二元一次方程-加减消元.mp4 [8.58MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 71解二元一次方程-代入消元.mp4 [6.63MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 70二元一次方程组的解.mp4 [5.62MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 69二元一次方程的解.mp4 [4.93MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 68二元一次方程组.mp4 [4.55MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 67二元一次方程.mp4 [7.75MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">07.一元一次方程</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 66一元一次方程应用题.mp4 [8.99MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 65去括号法则与去分母解方程.mp4 [8.46MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 64利用合并同类项与移项解方程.mp4 [4.59MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 63等式的性质（同乘同除）.mp4 [4.02MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 62等式的性质（同加同减）.mp4 [4.98MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 61什么是方程的解？.mp4 [5.20MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 60什么是一元一次方程？.mp4 [5.26MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 59什么是方程？.mp4 [4.11MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">06.二次根式</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 58二次根式加减法.mp4 [6.14MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 57最简二次根式.mp4 [5.81MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 56二次根式除法法则.mp4 [4.81MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 55二次根式乘法法则.mp4 [3.80MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 54二次根式的概念.mp4 [5.59MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">05.分式</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 53整数指数幂.mp4 [5.46MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 52分式的乘方.mp4 [3.23MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 51分式的除法.mp4 [3.19MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 50分式的乘法.mp4 [3.95MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 49分式的加减.mp4 [8.69MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 48通分.mp4 [7.34MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 47约分.mp4 [5.01MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 46分式基本性质.mp4 [4.17MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 45分数与分式.mp4 [5.73MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">04.整式的乘法与因式分解</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 44因式分解完全平方差公式法.mp4 [3.96MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 43因式分解平方差公式法.mp4 [4.80MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 42因式分解提公因式.mp4 [5.89MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 41完全平方公式.mp4 [5.46MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 40平方差公式.mp4 [6.34MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 39多项式除以单项式.mp4 [5.25MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 38单项式除以单项式.mp4 [6.58MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 37同底数幂除法.mp4 [4.83MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 36多项式乘以多项式.mp4 [5.81MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 35整式的乘法单项式乘以多项式.mp4 [3.76MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 34整式的乘法单项式乘以单项式.mp4 [6.90MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 33积的乘方.mp4 [5.83MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 32幂的乘方.mp4 [5.72MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 31同底数幂的乘法.mp4 [4.65MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">03.实数</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 30实数的分类.mp4 [6.78MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 29立方根.mp4 [8.40MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 28平方根.mp4 [7.67MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 27算数平方根.mp4 [7.42MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">02.整式</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 26整式加减混合运算.mp4 [5.69MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 25去括号法则.mp4 [6.91MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 24合并同类项（整式的加减）.mp4 [3.90MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 23同类项.mp4 [8.24MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 22多项式.mp4 [20.87MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 21整式.mp4 [16.84MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ ├─ </span><strong style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; border: 0px; outline: 0px; font-size: 15px; vertical-align: baseline; background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; text-wrap-mode: wrap;">01.有理数</strong><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 9加法结合律.mp4 [7.01MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 8加法交换律.mp4 [5.41MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 7有理数加法.mp4 [13.56MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 6有理数的大小比较.mp4 [8.40MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 5绝对值.mp4 [5.33MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 4相反数.mp4 [4.47MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 3数轴.mp4 [7.81MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 2有理数.mp4 [4.35MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 20近似数.mp4 [6.26MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 1正数和负数.mp4 [5.95MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 19科学计数法.mp4 [8.02MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 18有理数的混合运算.mp4 [5.71MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 17有理数的乘方.mp4 [5.93MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 16乘除混合运算.mp4 [3.74MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 15有理数的除法.mp4 [8.82MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 14乘法分配律.mp4 [4.87MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 13乘法结合律.mp4 [5.56MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 12乘法交换律.mp4 [6.68MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 11有理数乘法法则.mp4 [4.56MB]</span><br style="margin: 0px; padding: 0px; list-style: none; box-sizing: border-box; word-break: break-word; color: rgb(33, 37, 41); font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap;"/><span style="color: #212529; font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 15px; text-wrap-mode: wrap; background-color: #E9ECEF;">│ │ ├─ 10有理数减法.mp4 [5.83MB]</span></p><p><br/></p><p><img src="https://sdtool.top/wp-content/uploads/2025/07/202507161752636331189240.png" alt="image.png"/></p>
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