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y=x²-a的圖形
Author:
李春培
Topic:
Parabola
y=x²-a的圖形
GeoGebra
New Resources
兩組對邊相等的四邊形
画直线等分三角形的面积
三位數除以一位數（一）
兩組對邊相等和有直角的四邊形
畫出對稱圖形
Discover Resources
分形几何欣赏初步：树型图
四下_面積（一）(教師版)
鏡射再旋轉
linkage
昆三中课堂试用1
Discover Topics
Real Numbers
Polynomial Functions
Mode
Square
Fractal Geometry