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圆锥曲线折纸操作题（教材案例）
Author:
蔡永志
Topic:
Conic Sections
,
Ellipse
,
Hyperbola
GeoGebra
New Resources
拼砌四邊形
錐體建築師
判斷球體
Nested spiral octagon
近似值：有效數字
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高二上線性規劃_10
p.8.18
包絡線：橢圓
二次函數
Light reflected in hyperbola
Discover Topics
Hypergeometric Distribution
Indefinite Integral
Translation
Fractions
Addition