名校
1 . 在直角坐标系
中,已知曲线
的参数方程为
(
为参数).若以原点
为极点,以
轴的正半轴为极轴且取相同的单位长度建立极坐标系,直线
的极坐标方程为
.
(1)求出曲线
的极坐标方程;
(2)若射线
(不包括端点)与曲线
和直线
分别交于
两点,当
时,求
的取值范围.
![](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/70e824858b43372250cc404df221e708.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0e2bf1f6da9329c6e87f66934ea60c.png)
(1)求出曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd87f3fc471f8a72fc7ef94f2211a30a.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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dae88bbe85ab5b113e957a34689be91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83ca96185a008d54c0a7c2ce881944e8.png)
您最近一年使用:0次
2021-05-18更新
|
1124次组卷
|
11卷引用:云南省西南名校联盟2021届高三12月高考适应性月考卷理科数学试题
云南省西南名校联盟2021届高三12月高考适应性月考卷理科数学试题云南师范大学附属中学2021届高三高考适应性月考卷(五)数学(文)试题云南师范大学附属中学2021届高三高考适应性月考卷(五)数学(理)试题(已下线)专题29 坐标系与参数方程(解答题)-2021年高考数学(理)二轮复习热点题型精选精练(已下线)专题27 坐标系与参数方程(解答题)-2021年高考数学(文)二轮复习热点题型精选精练宁夏石嘴山市2021届高三下学期三模数学(理)试题2021届吉林省长春市高三四模数学理科试题2021届吉林省长春市高三四模数学文科试题全国Ⅰ卷2021届高三高考临考仿真冲刺卷数学(文)试题(一)黑龙江省双鸭山市第一中学2020-2021学年高二下学期6月月考数学(理)试题吉林省延边第二中学2020-2021学年高二下学期第二次考试月考数学(文)试题
2 . 已知点
是单位圆
上的一个动点,点
的坐标为
,点
的坐标为
,则
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad20e2bc6576fc461419f8f138d26e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45f03176e7d12825060f167ac3ce3ee2.png)
您最近一年使用:0次
2021-01-17更新
|
182次组卷
|
2卷引用:“云教金榜”N+1联考2020-2021年高三上学期1月摸底测文科数学试题
3 . 在平面直角坐标系
中,椭圆
的方程为
,点
的坐标为
,过点
的直线
,其参数方程为
(
为参数).直线
与椭圆
交于
,
两点.
(1)若
,求
的长;
(2)若直线
也经过点
,其倾斜角与
的倾斜角互补,且
与椭圆
交于
,
两点,求证:
.
![](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/6205da5e1d2730ee0b3de8bca3e29f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3654254401fc902c3cb4912969f21f88.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/442739cc5055c21a25cc0c83fb90e430.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4120436d6ff0c58109473edc068257c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.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/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc1f3a07eed28ef92253599122bdd1e.png)
您最近一年使用:0次
2021-01-17更新
|
122次组卷
|
2卷引用:“云教金榜”N+1联考2020-2021年高三上学期1月摸底测文科数学试题
名校
4 . 在平面直角坐标系xOy中,直线
的参数方程为
,(t为参数),直线
的参数方程为
,(m为参数),设
与
的交点为M,M的轨迹为曲线C.
(1)求C的普通方程;
(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
的极坐标方程为
,若点M到直线
的距离的最大值为
,求u的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69a74aab9a984f622d7ada92cf84796d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe7871197e1d4171c35a6617c04336bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(1)求C的普通方程;
(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
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9fce9427c9b17e4d3cda0c3ff3e2e14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d65c7722cb8c562842a42a88bdc8a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9fce9427c9b17e4d3cda0c3ff3e2e14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1f190b17530d81d927c358ac84757a4.png)
您最近一年使用:0次
名校
解题方法
5 . 在平面直角坐标系
中,已知曲线
:
(
为参数).曲线
:
(
为参数),且
.点
为曲线
与
的公共点.
(1)求动点
的轨迹方程;
(2)在以原点
为极点,
轴的非负半轴为极轴的极坐标系中,直线
的极坐标方程为
,求动点
到直线
距离的最大值.
![](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/c437a29e149e27bcb553f0804095588c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87c7eb49a823f757461cd5260757b088.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00a29e13cee312ff956352b4ac0f0aa1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd84a8f95166367063218ee03ffd5a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e1dc27deaad7e42d5d5ecf932e36ac.png)
![](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/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(1)求动点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)在以原点
![](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/1fcb6525897a7433c8fb84977e66a688.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
2020-09-26更新
|
362次组卷
|
4卷引用:云南省云天化中学、下关一中2021届高三复习备考联合质量检测卷(二)数学(理)试题
6 . 在直角坐标系
中,直线l的参数方程为:
(t为参数),曲线C的参数方程为:
(
为参数).
(1)求直线l与曲线C的普通方程;
(2)设直线l与曲线C交于M,N两点,求线段
的长度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82851c97333100675faba7630a80e701.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db432df2bb32a3316c77d82207bb7221.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
(1)求直线l与曲线C的普通方程;
(2)设直线l与曲线C交于M,N两点,求线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
您最近一年使用:0次
2020-09-05更新
|
282次组卷
|
2卷引用:云南省红河州2019-2020学年高二下学期期末教学质量监测数学(理)试题
名校
解题方法
7 . 已知直线l:
与圆C:
(θ为参数)的位置关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eccb81d955b508a75d1c76a754814000.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa19ded9274402087ab198af3a7dc90e.png)
A.相切 | B.相离 |
C.相交但直线不过圆心 | D.直线过圆心 |
您最近一年使用:0次
2020-07-22更新
|
239次组卷
|
3卷引用:云南省普洱市景东彝族自治县第一中学2019-2020学年高一月考数学试题
8 . 以直角坐标系
的原点为极点,x轴的非负半轴为极轴建立极坐标系,并且在两种坐标系中取相同的长度单位.若将曲线
(
为参数)上每一点的横坐标变为原来的
(纵坐标不变),然后将所得图象向右平移2个单位,再向上平移3个单位得到曲线C.直线l的极坐标方程为
.
(1)求曲线C的普通方程;
(2)设直线l与曲线C交于A,B两点,与x轴交于点P,线段AB的中点为M,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fbd10225cd50f48ddecb3b4b9ef0102.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ffd5c35bba71ea54c28622b6cf505d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77abfe7f2cfdae08a5c6f7bf8b85dfe6.png)
(1)求曲线C的普通方程;
(2)设直线l与曲线C交于A,B两点,与x轴交于点P,线段AB的中点为M,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d341082cc54b1cb7a790af9ec4a365d.png)
您最近一年使用:0次
2020-06-15更新
|
493次组卷
|
5卷引用:云南省昆明市第一中学2020届高三考前第九次适应性训练数学(理)试题
9 . 在平面直角坐标系
中,直线
的参数方程为
(
为参数),以原点
为极点,
轴的非负半轴为极轴建立极坐标系.
(1)求直线
的极坐标方程;
(2)设动点
的极坐标为
,射线
与直线
相交于点
,且满足
,求点
轨迹的极坐标方程.
![](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/6a215b5a76a6045dbba27bfb8a00360b.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)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)设动点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b22c2abffe07000fd146da44182bc4d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c87755d26dae11729937b6124d2c58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
您最近一年使用:0次
2020-05-18更新
|
481次组卷
|
2卷引用:2020届云南省昆明市高三“三诊一模”教学质量检测数学(文)试题
10 . 已知直线
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)写出直线
的普通方程和曲线
的直角坐标方程;
(2)已知点
,直线
与曲线
相交于点
,
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78bbfe11a4f8314c3d9e1686324f8679.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/925b34a1e7a48f450d883f9a0197e5c9.png)
(1)写出直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6951479694aec937a712901634a5a4b.png)
![](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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3979f27823cdcba516dfa885d8afe19d.png)
您最近一年使用:0次
2020-04-22更新
|
1388次组卷
|
5卷引用:云南师大附中2019-2020学年高三下学期高考适应性月考卷(七)理科数学试题