名校
1 . 在直角坐标系
中,曲线
的参数方程为
(
为参数),其中
.以原点为极点,
轴正半轴为极轴建立极坐标系,曲线
的极坐标方程为
.
(1)求出曲线
的普通方程和曲线
的直角坐标方程;
(2)已知曲线
与
交于
,
两点,记点
,
相应的参数分别为
,
,当
时,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/2e1929da1e95272ae3e6596e1a946dd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2521ce3378c8f5e55af99c35aa9cd421.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/f42fee1c17c3c66d2c38928f5e3948dc.png)
(1)求出曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)已知曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87c7eb49a823f757461cd5260757b088.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd84a8f95166367063218ee03ffd5a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd7ce93c4c5a57748ab3da63802d544f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
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2018-04-10更新
|
713次组卷
|
2卷引用:广东省深圳市红岭中学2020届高三上学期第二次统一考试数学(理)试题
2 . 选修4-4,坐标系与参数方程
已知在平面直角坐标系xOy中,椭圆C的方程为
,以O为极点,x轴的非负半轴为极轴,取相同的长度单位建立极坐标系,直线
的极坐标方程为
.
(1)求直线
的直角坐标方程;
(2)设M(x,y)为椭圆C上任意一点,求|
x+y﹣1|的最大值.
已知在平面直角坐标系xOy中,椭圆C的方程为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00f766adae0a31052a8628bb476ae81f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d03dd85b6b2e5b242b1644d31a92f5b.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)设M(x,y)为椭圆C上任意一点,求|
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
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2018-03-19更新
|
374次组卷
|
2卷引用:广东省深圳市南山区2018届高三上学期期末教学质量监测数学(理)试题
名校
3 . 在平面直角坐标系
中,曲线C:
,直线
:
,直线
:
以坐标原点为极点,x轴正半轴为极轴建立极坐标系.
(1)写出曲线C的参数方程以及直线
,
的极坐标方程;
(2)若直线
与曲线C分别交于O、A两点,直线
与曲线C交于O、B两点,求△AOB的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c171c8206321869c402f0caf587b8747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b386e2c5d9ad7cec404ce5c40dbebe42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f75508b798b0e011e91b8d427a102ca.png)
(1)写出曲线C的参数方程以及直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
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2018-01-18更新
|
1733次组卷
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15卷引用:【校级联考】广东省深圳实验,珠海一中等六校2019届高三第二次联考数学文试题
【校级联考】广东省深圳实验,珠海一中等六校2019届高三第二次联考数学文试题河南省中原名校2018届高三上学期第五次联考数学(理)试题四川省广元市高2018届高三第二次高考适应性统考文科数学试题四川省广元市2018届高三第二次高考适应性统考理科数学试题海南省2018届高三第二次联合考试数学理试题海南省2018届高三第二次联合考试数学(文)试题【全国校级联考】湖北省孝感市重点高中协作体2017-2018学年高二下学期期末联考数学(文)试题【全市校级联考】湖北省孝感市重点高中协作体2017-2018学年高二下学期期末联考数学(理)试题河南省信阳高级中学2018年普通高等学校招生全国统一考试模拟(三)数学(文)试题四川省宜宾县第二中学校2018届高三高考适应性考试数学(文)试题四川省宜宾县第二中学校2018届高三高考适应性(最后一模)考试数学(理)试题【全国百强校】贵州省遵义航天高级中学2019届高三上学期第三次月考数学(文)试题【全国百强校】贵州省遵义航天高级中学2019届高三上学期第三次月考数学(理)试题广东省佛山市一中等六校联考2019届高三第一学期(12月)文科数学试卷海南省三亚市第二中学2020届高三年级下学期第二次考试数学试题
4 . 在平面直角坐标系
中,以原点
为极点,
轴的正半轴为极轴建立极坐标系.已知曲线
的极坐标方程为
,曲线
的极坐标方程为
.
与
相交于
两点.
(1)把
和
的方程化为直角坐标方程,并求点
的直角坐标;
(2)若
为
上的动点,求
的取值范围.
![](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/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd69f328a19410df8535eea975ae5c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5c1aa410e0853c1d612ed2d2ac4fc45.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/01c74a907dda6bb7d9d56d009d9df253.png)
(1)把
![](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)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a430c41f782c5c12f68a49c5d0cb1ee2.png)
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2017-09-28更新
|
635次组卷
|
2卷引用:广东省深圳市南山区2018届高三上学期入学摸底考试(文)数学试题
名校
5 . 已知直线
的方程为
,圆
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)求直线
与圆
的交点的极坐标;
(2)若
为圆
上的动点,求
到直线
的距离
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fceb9eb57ca36db386ffafeda213599c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77d1317c667c357f0a574896e69b02a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求直线
![](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/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/5c02bc0c74292b1e8f395f90935d3174.png)
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2016-12-13更新
|
1891次组卷
|
7卷引用:【全国百强校】广东省深圳外国语学校2019届高三分班考试数学(理)试卷
名校
6 . 选修4-4:坐标系与参数方程
已知极坐标系的极点与直角坐标系的原点重合,极轴与直角坐标系中
轴的正半轴重合.若曲线
的参数方程为
(
为参数),直线
的极坐标方程为
.
(1)将曲线
的参数方程化为极坐标方程;
(2)由直线
上一点向曲线
引切线,求切线长的最小值.
已知极坐标系的极点与直角坐标系的原点重合,极轴与直角坐标系中
![](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/d5bdc47a611dfd255e158cbaccef747b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30b57ff08f63f084edd418e124963884.png)
(1)将曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)由直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2016-12-04更新
|
588次组卷
|
6卷引用:2016届广东省深圳市高三第二次调研考试数学(理)试卷
名校
7 . 在平面直角坐标系xOy中,直线l的参数方程为
为参数
,直线l与曲线C:
交于A,B两点
求
的长;
在以O为极点,x轴的正半轴为极轴建立极坐标系,设点P的极坐标为
,求点P到线段AB中点M的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcbcf8917f05f728aa8d33306e204b2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ab92df58ca44d596439304b5b0658f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc4a5cfa2ac470df6c70c64f62deeb33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/042a192b4435dc5f1d7701897e81cef2.png)
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2016-12-04更新
|
1014次组卷
|
6卷引用:广东省深圳外国语学校2019-2020学年高三下学期4月月考数学(理)试题
8 . 在直角坐标系xoy中,曲线C1的参数方程为
,(α为参数),以原点O为极点,x轴正半轴为极轴,建立极坐标系,曲线C2的极坐标方程为
.
(Ⅰ)求曲线C1的普通方程与曲线C2的直角坐标方程;
(Ⅱ)设P为曲线C1上的动点,求点P到C2上点的距离的最小值.
![](https://img.xkw.com/dksih/QBM/2016/3/18/1572546298961920/1572546305081344/STEM/a75963a2dbc7446db119034429bc2d36.png)
![](https://img.xkw.com/dksih/QBM/2016/3/18/1572546298961920/1572546305081344/STEM/8988ae3cecaa40a7b8e187fc3075c042.png)
(Ⅰ)求曲线C1的普通方程与曲线C2的直角坐标方程;
(Ⅱ)设P为曲线C1上的动点,求点P到C2上点的距离的最小值.
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14-15高三上·广东深圳·阶段练习
9 . 已知在直角坐标系中曲线
的参数方程为
(
为参数且
),在以原点
为极点,以
轴正半轴为极轴建立的极坐标系中曲线
的极坐标方程为
,则曲线
与
交点的直角坐标为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f69287593c8b4e62427b6d0acb37e814.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/823ab696d27d40920c39b8c910789380.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/35c7afba7fa24b295454141892a5a986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
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12-13高三·广东深圳·阶段练习
10 . 在直角坐标系
中,以原点O为极点,
轴的正半轴为极轴建立极坐标系,曲线
的参数方程为
(
为参数),曲线
的极坐标方程为
,则
与
交点在直角坐标系中的坐标为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7795aec93c2c7ac2fd93e6747ca6516c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68cb04896ed30a94eb0b0f5a05c3db20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e41eaed9614baa52efd06006d7043608.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
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