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GeoGebra
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外積分配律
Author:
羅驥韡 (Pegasus Roe)
GeoGebra
參考：
Cross Product
- Wikiversity
New Resources
找出對稱軸
錐體建築師
判斷球體
三位數除以一位數（二）
画直线等分三角形的面积
Discover Resources
Operations on Complex Numbers 複數的運算
平行線法
分數互化 測試畫面 IPAD
拋物線2--焦點法
Copy of 分數與小數
Discover Topics
Sphere
Calculus
Confidence Interval
Coordinates
Circumcircle or Circumscribed Circle