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極坐標
Author:
yuchengda
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地球5
幂函数的副本
possion
迭代1
三角函數出題器2.0
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cos, sin 與單位圓
Geogebra學習檔案
指數函數
對數１２２８
試算表應用
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Intersection
Combinatorics
Pyramid
Division
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