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用交轨法求动点的轨迹方程图.许兴华数学
Author:
许兴华数学
Topic:
Conic Sections
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
画直线等分三角形的面积
第八周作业
異分母分數減法
球体的体积推导
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橢圓軌跡
mario coin
Question 1
正方体的十一种展开图
直角坐標與極坐標的轉換
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Line Segment
Cosine
Hyperbola
Multiplication
Division