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Sequence指令練習(包絡線：橢圓)
Author:
連琨銘
Topic:
Ellipse
GeoGebra
New Resources
圓的切線方程
球体的体积推导
漂亮的摇摆曲线
【案例】2013年安徽高考15题
平行線的斜率
Discover Resources
角平分線
貝氏曲線 (Bezier Surface)
Angle at Centre and Angle at circumference
圓冪性質
直线与圆的位置关系
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Exponent
Probability
Cone
Unit Circle
LCM and GCD