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二次函數
Author:
sluskey
Topic:
Quadratic Functions
操控a,b,c拉桿，觀察圖形變化。
GeoGebra
New Resources
球體建築師
算柱 (兩位數)
兩組對邊相等和有直角的四邊形
【案例】2013年安徽高考15题
兩位數除以一位數（二）
Discover Resources
邊長與三角形（二）
教學－旋轉
餘弦定理
circle
Equal Angles, Equal Arcs and Equal Chords
Discover Topics
Percentages
Conditional Probability
Congruence
Indefinite Integral
Random Variables