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拋物線5--包絡線法
Author:
33陳郁婷
GeoGebra
New Resources
柱體建築師
GeoGebra笔记功能体验课件
兩位數除以一位數（二）
異分母分數減法
畫出對稱圖形
Discover Resources
经纬度
巴拉拉能量
二元线性规划的图解法(18.2 例4)
弓形的滚动
最短路径
Discover Topics
Indefinite Integral
Curve Sketching
Upper and Lower Sum or Riemann Sum
Rhombus
Triangles