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轨迹17
Author:
万超杰
GeoGebra
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兩組對邊相等的四邊形
異分母分數減法
兩組對邊相等和有直角的四邊形
兩位數除以一位數（一）
第八周作业
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正角柱體
反射路徑(角落進洞)
Copy of 製作組織圖
Copy of 20151104 四邊形 P2
圆周率π的收敛极快算法（代数几何方法）
Discover Topics
Inequalities
Logarithmic Functions
Optimization Problems
Linear Regression
Conditional Probability