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反正弦函数与反余弦函数
Author:
吕胜
GeoGebra
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折扣
球体的截面
异形操场
百分數及其應用
湖南省中职数学教师省培(GeoGebra培训案例)
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探究正方體的截面
階梯問題
錐體的橫截面
劉徽的「割圓術」的副本
昆三中课堂试用1
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Quadratic Equations
Arithmetic
Distributions
Differential Calculus
Similar Triangles