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Author:
吳秉沂
GeoGebra
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【案例】2013年安徽高考15题
讀磅
漂亮的摇摆曲线
球体的体积推导(优化版)
垂直線的斜率
Discover Resources
數線上的有理數
小時鐘
圓方程式
正四面體反射面
Quiz on Addition and Subtraction of Directed Numbers (1)
Discover Topics
Conditional Probability
Equations
Rhombus
Parametric Curves
Curve Sketching