1 . 已知曲线
的参数方程为
(
为参数),曲线
的直角坐标方程为
.以原点O为极点,x轴的正半轴为极轴建立极坐标系.
(1)求曲线
和
的极坐标方程;
(2)若直线l:
(其中
)与曲线
,
的交点分别为A,B(A,B异于原点),求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b951b1898079b558ccfb555da9a33d1a.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/7347b88954b4a322f82c38a6af61e5c6.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l:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac02a054bd0771a56987af33454baaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/272940da1f0e6c00113c9095651e0e87.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/d4ab1c19147ff7ccc1050c745ef08b47.png)
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2024-04-24更新
|
526次组卷
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9卷引用:福建省厦门第一中学2018-2019学年高二下学期第二次月考数学(理)试题
名校
2 . 在直角坐标系
中,曲线
(
为参数,
).在以
为极点,
轴正半轴为极轴的极坐标系中,直线
.
(1)若
与曲线
没有公共点,求
的取值范围;
(2)若曲线
上存在点到
距离的最大值为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa4ed9e8f65ed7c5f3993a7d631053c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fff6e7e2b9f2b68b1647f6350b98dc8.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/cb713ccab64b3e233085da7420cfd1a7.png)
(1)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/36a1b09c653185842513e24ebba60bb3.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/662e2d8e74ea39560fd25b938c0c3904.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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2020-10-20更新
|
598次组卷
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8卷引用:福建省泰宁第一中学2019届高三上学期第三阶段考试数学(文)试题
名校
3 . 在平面直角坐标系
中,直线
的参数方程为
(其中t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,点A的极坐标为
,直线
经过点A.曲线C的极坐标方程为
.
(1)求直线
的普通方程与曲线C的直角坐标方程;
(2)过点
作直线
的垂线交曲线C于D,E两点(D在x轴上方),求
的值.
![](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/7e657f36ca338059c3eba0e06f02864a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75a3ee61d0d7d3df4807a9691f203e48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00999b9a5320bad39b04ad762aa71a0a.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7607c37caa9d8616fe17b154adcb727c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d9fd2078cf9510c7974fd2fd43c9bfa.png)
您最近一年使用:0次
2020-06-25更新
|
741次组卷
|
16卷引用:【校级联考】福建省德化一中、永安一中、漳平一中2018-2019学年高二下学期第一次联考(5月)数学(文)试题
【校级联考】福建省德化一中、永安一中、漳平一中2018-2019学年高二下学期第一次联考(5月)数学(文)试题【市级联考】四川省资阳市2019届高三第一次诊断性考试数学(理)试题新疆石河子第二中学2018-2019学年高二下学期期末数学试题广东省惠州市2019届高三下学期4月模拟数学(理)试题2019届湖南省长沙市雅礼中学高三下学期一模数学(理)试题2019届湖南省长沙一中、师大附中、雅礼中学、长郡中学高三下学期5月联考数学(理)试题广东省惠州市2019届高三下学期4月模拟数学(文)试题2019届湖南省长沙一中、师大附中、雅礼中学、长郡中学高三下学期5月联考数学(文)试题2019届湖南省长沙市雅礼中学高三下学期一模数学(文)试题【市级联考】四川省资阳市高中2016级第一次诊断性考试(数学文)山西省太原市第五中学2020届高三下学期6月月考数学(理)试题内蒙古包头市北重三中2019-2020学年高二下学期期中考试数学(文科)试题内蒙古包头市北重三中2019-2020学年高二下学期期中考试数学(理科)试题辽宁省营口市第二高级中学2020-2021学年高三上学期第一次月考数学试题广西壮族自治区防城港市2023届高三下学期4月月考数学(理)试题湖南省长郡、雅礼、一中、附中联合编审名校卷2023届高三下学期月考八文科数学试题(全国卷)
4 . 在直角坐标系
中,直线
的参数方程为
(
为参数,
).以坐标原点为极点,
轴正半轴为极轴建立极坐标系,曲线
的极坐标方程为
.
(1)求
的普通方程和
的参数方程;
(2)若直线
与曲线
相交于
两点,且
的面积为
,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/3ae487229ff403bb7a404b7cc7b9f90f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8472d44b3ce886705208978a95e5fcc5.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/9e0cb878349009a779d94b1bc40319bb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若直线
![](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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
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名校
5 . 在同一平面直角坐标系中经过伸缩变换
后曲线C变为曲线
,则曲线C的方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5eca3df0206b4fbb746dd12e6379d5b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9acf20c4c3f2fab6d7055ca486a6d55.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2020-03-23更新
|
324次组卷
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3卷引用:福建省泉州市永春一中2019-2020学年高一新生夏令营学科素质测试数学试题
6 . 在直角坐标系
中,直线
的倾斜角为
,曲线
.以坐标原点为极点,
轴正半轴为极轴建立极坐标系.
(1)求
和
的极坐标方程;
(2)若
与
交于
两点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3016baf1a9ce777f16ea9ce469b2510.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/087e36e7e01b3dded9d6ab22e1b46da1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9f0cf66dd253c7f1e44dcb6ed99cc12.png)
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名校
7 . 在极坐标系中,射线
与圆
交于点
,椭圆
的方程为
,以极点为原点,极轴为
轴正半轴建立平面直角坐标系![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
(1)求点
的直角坐标和椭圆
的参数方程;
(2)若
为椭圆
的下顶点,
为椭圆
上任意一点,求
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8765fd387a8a146d0cebc50446a4d889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e22fae16bd3b560d7b4162fa974616c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdf07cbfdfb30be42ff15e893d44971b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7173b357dec0dca7d6da123345089741.png)
您最近一年使用:0次
8 . 在以坐标原点为极点,
轴正半轴为极轴的极坐标系中,直线
过点
,与极轴正半轴成
.在平面直角坐标系
中,曲线
的参数方程为
(
为参数).曲线
上的
对应的参数
.
(1)求曲线
的普通方程和
的直角坐标方程;
(2)曲线
与
交于
,
两点,点
,求
的值.
![](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/ff2e557074e210cfb9b83de07e630760.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7795aec93c2c7ac2fd93e6747ca6516c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a562688c19761f81165c8c9b148a672.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9b81f058a7887e19f2a03bb1a13847d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1522bb65cf4212528ab12c6b564d585c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d437140d9efb7165512a2c798dabffd.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db81446766bb8f493d6fc49e65f0d495.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3979f27823cdcba516dfa885d8afe19d.png)
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9 . 在平面直角坐标系xOy中,曲线
的参数方程为
(
为参数).以平面直角坐标系的原点
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
.
(1)求曲线
的极坐标方程;
(2)设
和
交点的交点为
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4040a5fe08fe900dfa30217799f01ed0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.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/7a7ab518fd82d268e4ff23c3fe32b409.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)设
![](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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fd2981bf2261343f905ec1b5355a3c4.png)
您最近一年使用:0次
2020-03-18更新
|
423次组卷
|
9卷引用:福建省南平市浦城县2018-2019学年高二下学期第一次月考数学(理)试题
名校
10 . 在平面直角坐标系
中,已知曲线
与曲线
,(
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.
(1)写出曲线
,
的极坐标方程;
(2)在极坐标系中,已知
与
,
的公共点分别为
,
,
,当
时,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a55e67ae5ccd06b409b0aefc03be8e7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ad595fc31d8b4758b1e5c434c601c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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)在极坐标系中,已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43c4316c7a3ddc450b033de21a2c69e8.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12f102439ebd1efd422f04209ecec2bf.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
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