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餘弦函數 y=Cos(x)
Author:
alicesung0324
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雙曲線3-等軸法
雙曲線2-焦點法
平方數平方數的副本
基础知识
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光芒之星
task 8
白金木GGB
[問題] x² + 2xy + y² + 5x + ay + b > 0
交点个数1
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Line Segment
Cosine
Square
Exponential Functions
Trigonometric Functions
