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圆锥曲线的统一定义(第二定义)
Author:
少平 朱
GeoGebra
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湖南省中职数学教师省培(GeoGebra培训案例)
比較五件物件的重量
异形操场
球体的截面
镂空正方体案例对比
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優良作品1
反演(Inversion)
時鐘
拋物線6-包絡線法
拼出三角形的副本
Discover Topics
Special Points
Complex Numbers
Surface
Trapezoid
Linear Programming or Linear Optimization