名校
1 . 在直角坐标系
中,已知曲线
(
为参数),在极坐标系中,曲线
是以
为圆心且过极点
的圆.
(1)分别写出曲线
普通方程和曲线
的极坐标方程;
(2)直线
与曲线
、
分别交于
、
两点(异于极点
),求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a28ccba5981ff469c05f7fcc48897474.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/e97e967ff5c1c3bc20a29e3cfce1e374.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
(1)分别写出曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efbf5c22e89f0b2c1a93dbb2bf3eb015.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/084cf5ffced059f5653ee2a1023518b7.png)
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2023-08-03更新
|
270次组卷
|
7卷引用:广西玉林市北流市2023届高三年级教学质量检测数学(理)试题
2 . 在直角坐标系
中,曲线
的参数方程为
(
为参数),以坐标原点为极点,
轴正半轴为极轴建立极坐标系,直线
的极坐标方程为
.
(1)求曲线
的普通方程与直线
的直角坐标方程;
(2)设
、
分别为曲线
和直线
上的任意一点,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea9a8ef5e0327f2d062ca5a49d3dcea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.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/df410d824214f11a11fba4cae0dbc704.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44e8bc37ed03f44470762748a8f942a.png)
您最近一年使用:0次
2023-04-18更新
|
637次组卷
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3卷引用:广西壮族自治区南宁市第三中学2023届高三模拟数学(理)试题(一)
名校
3 . 在平面直角坐标
中,曲线C的参数方程为
(
为参数),以原点O为极点,x轴的正半轴为极轴建立极坐标系,直线
的极坐标方程为
.
(1)写出曲线
的普通方程;
(2)若
与
有公共点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd8cc57651d8e96dd7344e0cdcbe2e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39c7940cba997159d67aff9383028037.png)
(1)写出曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-04-09更新
|
1107次组卷
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7卷引用:广西桂林市、崇左市2023届高三一模数学(理)试题
名校
4 . 在平面直角坐标系
中,已知曲线
的参数方程为
(
为参数),以原点
为极点,
轴正半轴为极轴建立极坐标系.
(1)求曲线
的极坐标方程;
(2)设射线
和射线
分别与曲线
交于
、
两点,求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e98121fbf4c95d9fc07bf9df9875f219.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bd54574fa77e01a57fc7762a2664ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fe7391aff4de6f355ada96be4badc69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
您最近一年使用:0次
2023-03-29更新
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1658次组卷
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17卷引用:广西柳州市2023届高三第三次模拟数学(文)试题
广西柳州市2023届高三第三次模拟数学(文)试题广西柳州市2023届高三第三次模拟数学(理)试题广西壮族自治区南宁市武鸣区武鸣高级中学2023届高三二模理科数学试题贵州省六校联盟2023届高三上学期高考实用性联考卷(二)数学(文)试题贵州省六校联盟2023届高三上学期高考实用性联考卷(二)数学(理)试题(已下线)易错点17 极坐标和参数方程四川省成都市石室中学2023届高三下学期高考专家联测卷(四)数学(理)试题四川省成都市石室中学2023届高三下学期高考专家联测卷(四)数学(文)试题四川省绵阳实验高级中学2023届高三第6次模拟测试理科数学试题四川省乐山市2023届高三三模理科数学试题四川省泸州市2023届高三三摸文科数学试题陕西省联盟学校2023届高三下学期第三次大联考理科数学试题江西省上饶一中、上饶中学2023届高三高考仿真模拟数学(文)试题四川省绵阳南山中学2022-2023学年高二下学期期末热身考试数学(理)试题陕西省联盟学校2023届高三第三次大联考数学(文)试题四川省泸州市2023届高三三模理科数学试题四川省绵阳中学2023届高三适应性考试(三)理科数学试题
名校
解题方法
5 . 已知曲线
的参数方程为
(
为参数),以坐标原点
为极点,
轴的非负半轴为极轴,取相同的单位长度建立极坐标系.
(1)求曲线
的普通方程和极坐标方程;
(2)已知曲线
上的两点
的极坐标分别为
,求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/387130a1034cd354cc999f61b0d8ca75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/190d9c43abcaf5d3ad1a5403954af059.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
您最近一年使用:0次
2023-03-19更新
|
455次组卷
|
2卷引用:广西部分学校2023届高三二轮复习阶段性测试数学(理)试题
名校
6 . 在直角坐标系
中,以坐标原点为极点,x轴非负半轴为极轴建立极坐标系,曲线C的极坐标方程为
,其中
为参数.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/19/551a520a-4a56-4bc9-a4ad-acd5e94aa6aa.png?resizew=150)
(1)求曲线C的直角坐标方程,并画出曲线C的简图(无需写出作图过程);
(2)直线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faf4ec21e5682d3f0c3bd3485a1bbf4e.png)
与曲线C相交于A,B两点,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcd0ca66a1e11ad8008e8f6c8a18ba15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/19/551a520a-4a56-4bc9-a4ad-acd5e94aa6aa.png?resizew=150)
(1)求曲线C的直角坐标方程,并画出曲线C的简图(无需写出作图过程);
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faf4ec21e5682d3f0c3bd3485a1bbf4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b153c717bf297548ac393b1e9448dcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/631586067d81160678c2ddea983e62de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
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名校
解题方法
7 . 如图,在极坐标系中,曲线
是以
为圆心的半圆,曲线
是以
为圆心的圆,曲线
都过极点
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/16/8435dbf9-096f-43d6-b1a2-2971ce3ff8c6.png?resizew=215)
(1)分别写出半圆
,圆
的极坐标方程;
(2)直线
与曲线
分别交于
两点(异于极点
),求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7bb4641b79fde549b29358e8c03b60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/314eade91ed52f71eaef46dec2465179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/880248fa1259b2600a87f09a61287d44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/16/8435dbf9-096f-43d6-b1a2-2971ce3ff8c6.png?resizew=215)
(1)分别写出半圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55115ae4e0f684a3ff0acda7a3afa6c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21e9feabc99f62ee569b460e61526e2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86e203b7c9a6600e0272c58a23733490.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8de295f97af2786de1492c58397b6a94.png)
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2023-03-16更新
|
823次组卷
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4卷引用:广西壮族自治区桂林市、河池市、防城港市2022-2023学年高三联合调研考试数学(文)试题
广西壮族自治区桂林市、河池市、防城港市2022-2023学年高三联合调研考试数学(文)试题广西壮族自治区桂林市等2地2023届高三下学期3月月考数学(理)试题(已下线)专题10-1 极坐标与参数方程题型归类(讲+练)-1宁夏银川市第二中学2024届高三上学期年级统练四数学(理)试题
8 . 在极坐标系中,已知曲线
,直线
(t是参数),且直线l与曲线C交A,B两点.
(1)求曲线C的直角坐标方程与直线的普通方程;
(2)设定点P的极坐标
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3dc2c09a9d082bf57a554a023a22096.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8823d935a9247212d9a42d3f5b47ec8f.png)
(1)求曲线C的直角坐标方程与直线的普通方程;
(2)设定点P的极坐标
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f063c91c7a083025cdee03441c04192.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39d80f6b2bc0d9bae40add486381f590.png)
您最近一年使用:0次
2023-02-25更新
|
455次组卷
|
3卷引用:广西柳州市、梧州市2023届高三下学期2月大联考数学(理)试题
名校
9 . 在平面直角坐标系
中,直线
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
和直线
的直角坐标方程;
(2)若曲线
和直线
相交于
两点,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/454d4ca6e3cfaad24362882345e8a449.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69cf89e94eb51129f144d9809ec290f7.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)若曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
您最近一年使用:0次
2023-06-14更新
|
376次组卷
|
2卷引用:广西南宁市第三中学2021-2022学年高二下学期期末考试数学(文)试题
10 . 在直角坐标系
中,曲线
的参数方程为
(
为参数).以坐标原点为极点,
轴的非负半轴为极轴建立极坐标系,直线
的极坐标方程为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/587154aef881ac15a0fd95f9246f48b6.png)
(1)求曲线C的普通方程和直线
的直角坐标方程;
(2)若点
,直线
与曲线C的交点为M,N,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16fc6196d5f783afd3dd43edf99b0f95.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/587154aef881ac15a0fd95f9246f48b6.png)
(1)求曲线C的普通方程和直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e54822a1c8cd1ad8c5b84e1c33ed9bfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7f618c20607afa7c345e81d33878148.png)
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2022-12-14更新
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7卷引用:广西防城港市高级中学2023届高三下学期2月月考数学(文)试题
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