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柯西不等式
Author:
羅驥韡 (Pegasus Roe)
GeoGebra
New Resources
算柱 (兩位數)
錐體建築師
直角坐標平面上的旋轉變換
三位數除以一位數（一）
兩位數除以一位數（二）
Discover Resources
[問題] a² + b² = 1, (c-4)² + (d-2)² = 5，求 ad - bc 最大值？
圓柱
frog 4
奠基
方格紙上畫平行四邊形2的副本
Discover Topics
Bar Chart or Bar Graph
Division
Pyramid
Quadratic Equations
Plane Figures or Shapes