1 . 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,
轴的正半轴为极轴建立极坐标系,直线
的极坐标方程为
.
(1)求
和
的直角坐标方程;
(2)求
上的点到
距离的最小值.
![](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/bf501dbc6641fc5f49833bae2c8898fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.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/8eb8ae0728062e369a3f80dd1af9ba82.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
名校
2 . 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
|
1650次组卷
|
17卷引用: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
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
3 . 在平面直角坐标系xOy中,曲线C的参数方程为
(
是参数),直线l的普通方程为
,以坐标原点为极点,x轴的正半轴为极轴建立极坐标系.
(1)求曲线C的普通方程和直线l的极坐标方程;
(2)若P是曲线C上任意一点,求点P到直线l的距离的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de5e109e021b199157e70a2a8b01f3cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19556a290cd4e98e84b584d30f466614.png)
(1)求曲线C的普通方程和直线l的极坐标方程;
(2)若P是曲线C上任意一点,求点P到直线l的距离的取值范围.
您最近一年使用:0次
2023-02-26更新
|
1138次组卷
|
9卷引用:江西省九江市2023届高三2月质量检测数学(理)试题
4 . 在直角坐标系
中,曲线
,
的参数方程分别为为
(t为参数),
(
为参数).
(1)将
,
的参数方程化为普通方程;
(2)以坐标原点为极点,x轴正半轴为极轴建立极坐标系,直线l的极坐标方程为
,若直线l与
,
共有三个交点,求
.
![](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/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1624a2e861f8c6751ff4a7d144b38534.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0356c7d07362ee2e1887ae7f179b8423.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
(1)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)以坐标原点为极点,x轴正半轴为极轴建立极坐标系,直线l的极坐标方程为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6674dee2888356225b116559ee511d7.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/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2023-02-24更新
|
432次组卷
|
3卷引用:江西省贵溪市实验中学2023届高三第三次模拟考试数学(理)试题
5 . 在直角坐标系
中,圆心为
的圆
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,曲线
的极坐标方程为
.
(1)求圆
的极坐标方程;
(2)设点
在曲线
上,且满足
,求点
的极径.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.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/49e4f9ef827d2b3eab8b9ab97e27a6f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.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/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54979e94f286d33c3aaf616a5589e599.png)
(1)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19efd2f2662ca444c784b69e35f53120.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
您最近一年使用:0次
2023-01-14更新
|
1963次组卷
|
6卷引用:江西省宜春中学2023届高三下学期第二次月考数学(文)试题
6 . 已知曲线
的参数方程为
(
为参数),曲线
的参数方程为
(
为参数),以坐标原点O为极点,x轴的正半轴为极轴建立极坐标系,射线
的极坐标方程为
.
(1)求曲线
和曲线
的极坐标方程和射线
的平面直角坐标方程;
(2)若射线
与曲线
的交点为P,与曲线
的交点为Q,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ebadb2acb01dc4f637ef4cc05e2e15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdf2b4b99f6e7c8d325cb0599bff506a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b3372821f274d9c2e7c9f911bd5cf26.png)
(1)求曲线
![](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/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
(2)若射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.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/3668b55ec6c015b1afe1aabb38392a35.png)
您最近一年使用:0次
2022-09-23更新
|
467次组卷
|
3卷引用:江西省上高二中2023届高三上学期第三次月考数学(文)试题
7 . 在平面坐标系
中,圆M的参数方程为
(
为参数).以O为极点,x轴的正半轴为极轴建立极坐标系,曲线C的极坐标方程为
.
(1)求圆M的普通方程与曲线C的直角坐标方程;
(2)过圆M的圆心作直线l交曲线C于A,B两点,若
,求直线l的直角坐标方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27f89e22a2d8480c77c0c145637f7fbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/106ce617ebcd2e5e02ea23e79bb114dd.png)
(1)求圆M的普通方程与曲线C的直角坐标方程;
(2)过圆M的圆心作直线l交曲线C于A,B两点,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a05144d53268bac9d751e6844204258d.png)
您最近一年使用:0次
2022-05-26更新
|
750次组卷
|
5卷引用:江西省万安中学2023届高三一模数学试题(文科)
8 . 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)写出
的普通方程和曲线
的参数方程;
(2)点
在圆
上,当点
到直线
的距离最大时,求点
的直角坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b9d29ce6a27f1231442d883b112d78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bef99d284242722c310a6ce0c31d77f8.png)
(1)写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
2022-05-19更新
|
485次组卷
|
3卷引用:江西省宜春市八校2022届高三下学期联合考试数学(文)试题
名校
9 . 在平面直角坐标系
中,曲线
(
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
.
(1)写出曲线
的极坐标方程,曲线
的直角坐标方程;
(2)设点M的极坐标为
,射线
与曲线
、
分别交于A、B两点(异于极点),当
时,求线段
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7c7e8cd02ba33eb93e2e76ccf05c472.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e0cb878349009a779d94b1bc40319bb.png)
(1)写出曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)设点M的极坐标为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a0d4c22734cac795de1e5c5fbefa87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c38a674f9786958a2b9c10505b1e7fdb.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/a4e26989f14863e8eb654310a42f8d3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
2022-05-15更新
|
970次组卷
|
6卷引用:江西省重点中学协作体2022届高三下学期第二次联考数学(文)试题
10 . 在平面直角坐标系
中, 曲线
的参数方程为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e70c9e05c55b0d8791aaa8cdd05ebfd.png)
为参数,
, 以原点
为极点,
轴的正半轴为极轴建立极坐标系,直线
的极坐标方程为
.
(1)求
的普通方程与
的直角坐标方程;
(2)求
上满足到
的距离为
的点的坐标.
![](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/5e70c9e05c55b0d8791aaa8cdd05ebfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2a3394389d77801293df9c32aae67da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16bd735d4b171ced5e80fece4b1a234e.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)
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(1)求
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(2)求
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