1 . 已知曲线
的参数方程为:
(
为参数),以坐标原点为极点,x轴的正半轴为极轴建立极坐标系,曲线
的极坐标方程为:
,直线l的极坐标方程为
.
(1)求曲线
的普通方程;
(2)若曲线
和曲线
与直线l分别交于非坐标原点的A,B两点,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0358f447dde1e70052e2e23a298e02da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67f9e700f9e9ac06f36118858f1339e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/734a6a1d319648bb969845a9159cdba7.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaff41080fdea43eea7efedf9ebc1498.png)
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2022-09-30更新
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1452次组卷
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5卷引用:2023届高考桂柳鸿图综合模拟金卷(1)文科数学试题
2 . 在平面直角坐标系
中,以
为极点,
轴正半轴为极轴建立极坐标系.直线
的极坐标方程为
为
上一点,以
为边做等边
,且
三点按顺时针方向排列.
(1)当点
在
上运动时,求动点
运动轨迹
的直角坐标方程;
(2)当
时,若直线
与曲线
交于点
(不同于原点),与曲线
交于点
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b32c3a50f62893a63d74b6b180d5d1e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f0009063fe00277645aff1be6e32471.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea1f0417d8269f01d8e0bc1a8756e2ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2665479c5fb12e1e728716a30a219c27.png)
(1)当点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9cf6a3813389ee07b5b5fac1f2aa50a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e07de972ec1e4516133178565e7d919.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dda50723035b35b2d5d5cb256ead520b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
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2022-12-28更新
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2卷引用:河南省TOP二十名校2022-2023学年高三上学期调研模拟卷二理科数学试题
名校
3 . 在平面直角坐标系
中,曲线
的参数方程为
(
为参数),以坐标原点为极点,
轴的正半轴为极轴,建立极坐标系,曲线
的极坐标方程为
.
(1)求曲线
的极坐标方程;
(2)若射线
:
与曲线
的交点为
,与曲线
的交点为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e5e1a55579ca43d6fb75a93ad2237d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe72f02732286cb8544aa6887d3bacc0.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)若射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21609c80b7aa8d7fac3b0a9b78cb8434.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9cda46e575acf64941ea0964b89ee99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
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2022-11-16更新
|
1339次组卷
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5卷引用:陕西省西安市长安区2021-2022学年高三上学期1月质量检测文科数学试题
4 . 在极坐标系中,
为极点,曲线
的极坐标方程为
,
与曲线
(
)交于点
,与曲线
(
)交于点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/925b34a1e7a48f450d883f9a0197e5c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/905dd10639c9fef5ef8d66a124756140.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7026315511e1afd55a97b5278b0dd2cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3e186ebc624ebacde9a03b96289f1ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7026315511e1afd55a97b5278b0dd2cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61a57857d07e8b7b02ad6e92b4bb64f1.png)
A.4 | B.![]() | C.6 | D.![]() |
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名校
5 . 在平面直角坐标系
中,以坐标原点为极点,x轴正半轴为极轴建立极坐标系,曲线
,曲线
.
(1)求曲线
与
的直角坐标方程;
(2)若直线
的极坐标方程为
,设
与
和
的交点分别为M,N,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3814d9598a1b706c22c578bb56856575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf453240c62e210ad525427f8ecf0724.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab94459e87c666facddbe1a23ae1899d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/744a49c9068fbc04ad5889f4138d4c6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab94459e87c666facddbe1a23ae1899d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084cf5ffced059f5653ee2a1023518b7.png)
您最近一年使用:0次
2020-07-15更新
|
2559次组卷
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3卷引用:河南省郑州市第一中学2020届高三名校联考数学试题(文科)
解题方法
6 . 在极坐标系中,求直线
被曲线
所截得的弦长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d9eba921229104524619e9b84c896bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/224c4b2ca0f104915dfa6fb43af43908.png)
您最近一年使用:0次
名校
7 . 在极坐标系中,若点
,则
的面积为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f20ca02afb28059c4c39114d2f1fcec7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
您最近一年使用:0次
2018-05-12更新
|
785次组卷
|
3卷引用:【全国百强校】黑龙江省大庆实验中学2017-2018学年高二下学期期中考试数学(文)试题
【全国百强校】黑龙江省大庆实验中学2017-2018学年高二下学期期中考试数学(文)试题(已下线)2019年6月30日《每日一题》选修2-2+选修2-3+选修4-4+选修4-5(理数)(下学期期末复习)—— 每周一测广东省珠海市2018-2019学年高二(下)期末学业质量监测数学(文)试题
8 . 极坐标方程
表示的曲线是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eb889e84c736ab006919f424c282042.png)
A.圆 | B.椭圆 | C.双曲线 | D.抛物线 |
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真题
9 . 画出极坐标方程
的曲线.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a563598eee4bccbe42a3ffa564f3479.png)
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