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曾式數學 2-2 p88
Author:
carltim
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百度(改良版)
圆上动点
sin(x) 的函數圖形的副本
圆形料场2D测试0625
滾動球
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象形圖
年龄问题
Centroid
圓與切線
例2 22.5 67.5
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Geometry
Algebra
Logarithm
Expected Value
Quadratic Equations
