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2017全国数学II 21题
Author:
wangyiyao
GeoGebra
New Resources
平行線的斜率
兩位數除以一位數（二）
讀磅
【案例】2018年全国1卷理科12题
垂直線的斜率
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由拉線80209傅筱茿螢橋國中
托勒密定理推廣到直線
找中點的坐標的副本
somacube
貝氏定理－醫療判定(使用混淆矩陣)
Discover Topics
Cosine
Geometric Distribution
Sphere
Vectors 2D (Two-Dimensional)
Equilateral Triangles