在平面直角坐标系xoy中,曲线C1的参数方程为
(θ为参数),以坐标原点O为极点,x轴的正半轴为极轴的极坐标系中,曲线C2的极坐标方程为
,曲线C3的极坐标方程为
.
(1)把曲线C1的参数方程化为极坐标方程;
(2)曲线C3与曲线C1交于O,A,与曲线C2交于O,B,求|AB|.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a99ce1823f0a4ad5251f3aad725fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d43f7a91b8188474f75fea10c1ebeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4a58e738332d7b5eddc22563fa9358e.png)
(1)把曲线C1的参数方程化为极坐标方程;
(2)曲线C3与曲线C1交于O,A,与曲线C2交于O,B,求|AB|.
更新时间:2020-03-21 21:02:52
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【推荐1】以坐标原点为极点,
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【推荐2】在平面直角坐标系
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