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在极坐标系中,过点与极轴所在直线垂直的直线方程是( ) A.ρcosθ=-2 B...
在极坐标系中,过点
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与极轴所在直线垂直的直线方程是( )
A.ρcosθ=-2
B.ρcosθ=2
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131101231546142515878/SYS201311012315461425158010_ST/1.png)
D.
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