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No.9
Author:
Billy Cheung
GeoGebra
New Resources
撒针估算面积实验
第八周作业
科氏力 (Coriolis Force)
百分數及其應用
球体的截面
Discover Resources
斜率 - 概念及定義 (1)
正弦函數y=sin(x)的泰勒級數
線段前後分割
同學最喜愛的運動
angle sum of polygon
Discover Topics
Hyperbola
Integers
Trigonometry
Curve Sketching
Addition