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雙橢
Author:
Lin Ching Chieh
GeoGebra
New Resources
異分母分數減法
兩位數除以一位數(二)
【案例】2013年安徽高考15题
拼砌四邊形
球体的体积推导(优化版)
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百分數:買賣問題(Java 版)
二次函數「標準式」平移(進階)
Equal arcs, equal angles, equal chords
線性規劃例7
翻牌游戏中的数学道理
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Standard Deviation
Multiplication
Complex Numbers
Plane Figures or Shapes
Orthocenter