在极坐标系中,点(
)到直线
的距离是
![](https://img.xkw.com/dksih/QBM/2016/8/10/1572971545264128/1572971550416896/STEM/45a2401bbbfa4053aa70b4f03d8babd0.png)
![](https://img.xkw.com/dksih/QBM/2016/8/10/1572971545264128/1572971550416896/STEM/4037e381a0a742d38f1ff048f8b34028.png)
A.3 | B.2 | C.![]() | D.1 |
更新时间:2016-12-04 18:41:43
|
【知识点】 曲线的参数方程
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【推荐1】若实数x,y满足条件
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【推荐2】已知点
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A.2 | B.-2 | C.![]() | D.![]() |
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