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Quiz on Discriminant 判別式：測驗
Author:
Alex CHIK
GeoGebra
gMath 互動數學教室
http://www.geogebra.hk
New Resources
GeoGebra笔记功能体验课件
画直线等分三角形的面积
判斷球體
錐體建築師
兩組對邊相等的四邊形
Discover Resources
反演 (Inversion)
畢氏定理3
畢氏定理證明
y=Asin(ωx+φ)
Solve ax + b = cx + d
Discover Topics
Addition
Equations
Area
Functions
Linear Equations