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3-6-14
Author:
Tzuen Hsu
GeoGebra
New Resources
柱體建築師
四邉形 (四年級) 教師版
找出對稱軸
兩組對邊相等的四邊形
異分母分數減法
Discover Resources
河內塔 1
General Form of Quadratic Functions(2) 二次函數的圖像：一般式(2)
三角函数y=Asin(wx+f)的图像
抛物线顶点形成椭圆动画
第八周作业3
Discover Topics
Derivative
Equations
Numbers
Equilateral Triangles
Subtraction