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星形线-Astroid Curve-with-Envelope Command
Author:
math Ku
Topic:
Curve Sketching
,
Parametric Curves
GeoGebra
New Resources
漂亮的摇摆曲线
第八周作业
三位數除以一位數（一）
垂直線的斜率
直線的斜率
Discover Resources
全等三角形
正弦公式(證明)
三角函數圖形的平移
earth
Cross Product for 2D Vectors (平面外積)
Discover Topics
Optimization Problems
Distributions
Surface
Set Theory
Variance