题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015947-78477.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015948-34010.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015948-44833.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015948-22509.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015948-75202.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015948-22509.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015949-28895.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015949-89440.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015948-22509.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015949-89440.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015949-21772.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015949-98971.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015950-14821.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015950-54649.png)
解析
试题分析:(1)由
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015950-44763.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015950-56142.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015949-98971.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015948-75202.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015951-92317.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015950-14821.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015949-28895.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015951-24647.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015949-98971.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015951-95939.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015948-22509.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015951-23475.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015952-27040.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015952-79279.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015952-22435.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015952-51656.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015953-22422.png)
试题解析:(1)曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015953-82134.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015949-98971.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015948-22509.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015950-14821.png)
(2)曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015949-89440.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015953-90064.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015948-22509.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015951-23475.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015952-27040.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015952-79279.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015952-22435.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015952-51656.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015953-87962.png)
核心考点
试题【在直角坐标系中,以原点为极点,轴的正半轴为极轴建立极坐标系,两种坐标系取相同单位长度.已知曲线过点的直线的参数方程为(t为参数). (1)求曲线C与直线 的普通】;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/20191108/20191108015940-49740.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015941-44811.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015941-57126.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015941-32869.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015941-35933.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015942-50627.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015941-44811.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015931-46827.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015931-50893.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015925-61675.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015925-11144.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015919-23407.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015919-36978.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015919-38938.png)
(1)求曲线C2的直角坐标方程;
(2)若P,Q分别是曲线C1和C2上的任意一点,求
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015919-75964.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015907-33018.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015907-79476.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015907-79371.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015908-32276.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015908-76334.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015908-77897.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015908-15242.png)
(1)写出
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015907-33018.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015908-77897.png)
(2)已知点
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015908-83092.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015909-40020.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015909-34900.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015909-54655.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015909-48215.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015908-77897.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015910-58570.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015910-36438.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015910-41554.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015907-33018.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015910-54778.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015911-77348.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015907-33018.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015911-46339.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191108/20191108015911-72370.png)
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