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陳人瑜proof81
Author:
郭亮偉
GeoGebra
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垂直線的斜率
科氏力 (Coriolis Force)
平行線的斜率
盈利與虧蝕
双心四边形
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文誠自製工具作業.ggb
Quiz on Solving Quadratic Inequalities 解二次不等式：測驗
圖一
circle
正余弦函数一个周期图像的生成
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Rotation
Exponent
Exponential Functions
Symmetry
Numbers