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Linear Inequalities in Two Unknowns 二元一次不等式
Author:
Alex CHIK
GeoGebra
gMath 互動數學教室
http://www.gmath.hk
New Resources
兩位數加法
【案例】圆柱体内放置一个大球六个小球
GeoGebra笔记功能体验课件
三位數除以一位數（一）
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威力彩開獎機
餘弦的定理
Pappus Chain
圓錐截痕
掷色子
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Indefinite Integral
Logic
Square
Sine
Rational Numbers