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因式分解(十字相乘法)
Author:
Chris Cheng
GeoGebra
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三位數除以一位數(二)
【案例】圆柱体内放置一个大球六个小球
拼砌四邊形
異分母分數減法
算柱 (兩位數)
Discover Resources
觀察軌跡
九點圓的真正面貌
梯形(面積)
扇形弧長公式1
斜率的值
Discover Topics
Area
Vectors 2D (Two-Dimensional)
Upper and Lower Sum or Riemann Sum
Algebra
Vectors