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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
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GeoGebra数学资源(4-8年级)
百分數及其應用
斐波那契螺旋弧线(表格法-可动态调节)
双心四边形
椭圆内切圆链
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簡單的回饋「笑臉」與「哭臉」
中點軌跡(動點在兩圓上)
GGB3
我的第一个GGB绘本
Solve ax + b = cx + d
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Terms
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Difference and Slope
Circumcircle or Circumscribed Circle
Addition