题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-50962.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-18158.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-47676.png)
(1)求圆
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-18158.png)
(2)在以极点为原点,以极轴为
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-73028.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-20110.png)
为
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-54566.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023209-81833.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-20110.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-18158.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023209-13592.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023209-67473.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023209-99735.png)
求
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023209-69132.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023209-38442.png)
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023209-71388.png)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-18158.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023208-18158.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023209-69132.png)
核心考点
试题【在极坐标系中,为极点,半径为2的圆的圆心的极坐标为.(1)求圆极坐标方程;(2)在以极点为原点,以极轴为轴正半轴建立的直角坐标系中,直线的参数方程为 (为参数)】;主要考察你对极坐标与直角坐标等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023159-90101.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023159-60175.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023159-71053.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023159-20814.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023159-84871.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023200-26203.png)
(1)写出曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023159-84871.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023159-84871.png)
(2)设直线
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023159-60175.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023159-84871.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023200-20488.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023200-91558.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023151-87332.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023151-67421.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023144-63801.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023144-60901.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023144-48535.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023145-86917.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023145-56088.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023145-84049.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023144-48535.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023139-90316.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023139-74170.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023139-84658.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023140-46754.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108023130-47763.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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