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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
找出對稱軸
畫出對稱圖形
異分母分數減法
兩位數除以一位數（一）
GeoGebra笔记功能体验课件
Discover Resources
周界
二元线性规划的图解法(练习2)
信心水準與信賴區間的副本
圆锥曲线折纸操作题（教材案例）
有理数与无理数
Discover Topics
Angles
Arithmetic Mean
Hyperbola
Median Line
Indefinite Integral