1 . 选修4-4:坐标系与参数方程
在平面直角坐标系
中,以坐标原点
为极点,以
轴正半轴为极轴,建立极坐标系,若直线
的参数方程为
(
为参数,
为
的倾斜角),曲线
的极坐标方程为
,射线
,
,
与曲线
分别交于不同于极点的三点
.
(1)求证:
;
(2)当
时,直线
过
两点,求
与
的值.
在平面直角坐标系
![](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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/016018e300f13c73032cadbed7b0341e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.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/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69cf89e94eb51129f144d9809ec290f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c54258755a1798a586a77765e2b0066.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0e2fe56780c2e547dc3cd914f4645a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f0f637ff074c2775c68b5d4f3fc78c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a7acfaf50163857cafa4b3c9529b362.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6be9659a58847ac85a05596d0610544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab609a6574633ebabcff3e73fa862081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8112f9185c7d48b015d9cd0525616b31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2 . 选修4-4:坐标系与参数方程
已知曲线
的参数方程为
(
是参数).以原点
为极点,
轴正半轴为极轴建立极坐标系.
(Ⅰ)求曲线
的极坐标方程;
(Ⅱ)已知直线
倾斜角为
,且过点
,若曲线
与直线
交于
两点,求
的最大值和最小值.
已知曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5810d9948207f4b8d5016475561bb49f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(Ⅰ)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(Ⅱ)已知直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2aa4e90ecac79d717e35da0dacbb7be.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/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b33a08aa12bc8a1c671f8cb673ed0b.png)
您最近一年使用:0次
2017-05-20更新
|
897次组卷
|
2卷引用:河南省豫北重点中学2017届高三4月联考数学(文)试题
3 . 在平面直角坐标系
中,以
为极点,
轴的正半轴为极轴建立极坐标系.若直线
的极坐标方程为
,曲线
的极坐标方程为
,将曲线
上所有点的横坐标缩短为原来的一半,纵坐标不变,然后再向右平移一个单位得到曲线
.
(1)求曲线
的直角坐标方程;
(2)已知直线
与曲线
交于
,
两点,点
,求
的值.
![](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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b72cb67e3d9cfb51b7bbed420518c684.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77da716ddef1c40128528670b3bee5c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)已知直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.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/bacfc149ede71417fa599c21b5a84cb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04a3f21d4d834ba5b8b80dd56732c136.png)
您最近一年使用:0次
2017-05-16更新
|
983次组卷
|
7卷引用:福建省三明市2017届普通高中高三毕业班5月质量检查数学(文)试题
4 . 已知极坐标系的极点与直角坐标系的原点重合,极轴与直角坐标系的
轴的正半轴重合,直线的参数方程是
(
为参数),曲线
的极坐标方程为
.
(1)求曲线
的直角坐标方程;
(2)设直线与曲线
相交于
、
两点,求
、
两点间的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3ac492de91e8df8f051dd9d4ce0799a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1c1f3403cc1f5f6cb70c3dcbf946d00.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设直线与曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
您最近一年使用:0次
名校
5 . 以平面直角坐标系的原点
为极点,
轴的正半轴为极轴建立极坐标系,已知点
的直角坐标为
,若直线
的极坐标方程为
,曲线
的参数方程是
,(
为参数).
(1)求直线
的直角坐标方程和曲线
的普通方程;
(2)设直线
与曲线
交于
两点,求
.
![](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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0a990d3d6ad5d2c97394ab3b09602cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/973a9f9f3831fba1fdb70ce34a1fd138.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设直线
![](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/5026e1d5fcf2498b2e5ec5da4e0b11b2.png)
您最近一年使用:0次
2017-04-17更新
|
1813次组卷
|
18卷引用:河南省漯河市高级中学2018届高三上学期第四次模拟考试(12月)数学(理)试题
河南省漯河市高级中学2018届高三上学期第四次模拟考试(12月)数学(理)试题河北省衡水中学2018届高三上学期七调考试数学(理)试题【全国百强校】江西省新余市第四中学2018届高三适应性考试数学(理)试题【校级联考】广东省汕头市达濠华侨中学,东厦中学2019届高三上学期第一次联考数学(文)试题广东省汕头市达濠华侨中学,东厦中学2019届高三上学期第一次联考数学(理)试题湖南省长郡中学2019届高三下学期第一次模拟考试数学(理)试题2017届河南省息县第一高级中学高三下学期第三次阶段测试数学(理)试卷2017届河南省豫南九校(中原名校)高三下学期质量考评八数学(理)试卷广东省阳春市第一中学2018届高三上学期第二次月考数学(文)试题.福建省厦门第一中学2017-2018学年高二下学期期中考试数学(文)试题【全国百强校】广东省中山市第一中学2019届高三入门考试数学(理)试题云南省保山市一中2017-2018学年高二下学期期末考试数学(文)试题2020年湖北省荆门市两校高三9月月考数学(理)试题(龙泉中学、宜昌一中)2020届广东省中山纪念中学高三年级上学期12月月考理科数学江西省南昌市八一中学2019-2020学年高二下学期期中考试数学(理)试题山西省榆社中学2021届高三上学期11月阶段性考试数学(理)试题山西省榆社中学2021届高三上学期11月阶段性考试数学(文)试题2020届山西省太原市第五中学校高三上学期9月阶段性检测数学(理)试题
名校
6 . 选修4-4:坐标系与参数方程
已知曲线
:
(
为参数)和直线
:
(
为参数).
(1)将曲线
的方程化为普通方程;
(2)设直线
与曲线
交于
两点,且
为弦
的中点,求弦
所在的直线方程.
已知曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bfe4ceaa59fe55e20c493a1b9b35a8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad38ecb2389d0aa1da24b469e33ad96e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(1)将曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设直线
![](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/4754fbe523ca63eba3810a3f88f37df3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
2017-04-17更新
|
803次组卷
|
6卷引用:湖北省武汉市2017届高三四月调研测试数学文试题
7 . 已知曲线
的极坐标方程为
,过点
的直线
交曲线
于
两点.
(1)将曲线
的极坐标方程的化为普通方程;
(2)求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c2d409cd1585d0eb7342a76412c0bfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e9b5e076078240e0c5ad9763a9824d3.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/01c74a907dda6bb7d9d56d009d9df253.png)
(1)将曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abe1edfa25bb35a13621066bca829fb3.png)
您最近一年使用:0次
2017-04-11更新
|
742次组卷
|
3卷引用:2017届安徽省黄山市高三第二次模拟考试数学(理)试卷
8 . 已知曲线
的极坐标方程是
,在以极点
为原点,极轴为
轴的正半轴的平面直角坐标系中,将曲线
所有点的横坐标伸长为原来的
倍,得到曲线
.
(1)求曲线
的参数方程;
(2)直线
过点
,倾斜角为
,与曲线
交于
、
两点,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/094ab3a9f3a40f6fc88a4184371dc745.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/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80c9dcfd9f4c5298035870cb88a34169.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.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/13c54cd0878ea19f3ae4d35348c04e7f.png)
您最近一年使用:0次
2017-03-31更新
|
1065次组卷
|
2卷引用:2017届河南省郑州、平顶山、濮阳市高三第二次质量预测(二模)数学(文)试卷
名校
9 . 选修4-4:坐标系与参数方程
在直角坐标系
中,过点
作倾斜角为
的直线
与曲线
:
相交于不同的两点
,
.
(1)写出直线
的参数方程;
(2)求
的取值范围.
在直角坐标系
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1c6c5cca0ccd71e763fbfe4092c6a09.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
(1)写出直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57e8b9f52929d1158454f2a0d17cab2d.png)
您最近一年使用:0次
2017-03-30更新
|
456次组卷
|
4卷引用:2017届江西省鹰潭市高三第一次模拟考试数学(文)试卷
2017届江西省鹰潭市高三第一次模拟考试数学(文)试卷(已下线)江西省鹰潭市2017届高三第一次模拟考试文数试题黑龙江省鹤岗市第一中学2020-2021学年高二上学期期末考试数学(理)试题黑龙江省哈尔滨市第六中学2020-2021学年高二下学期开学考试数学(理)试题
2010·福建厦门·一模
10 . 选考部分
(1)如图,向量
被矩阵M作用后分别变成
,
(Ⅰ)求矩阵M;(Ⅱ)并求
在M作用后的函数解析式;
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/26/dc1700bd-d555-4cc7-bd49-f34d66857c3f.png?resizew=179)
(2)已知在直角坐标系x0y内,直线l的参数方程为
.以Ox为极轴建立极坐标系,曲线C的极坐标方程为
.若C与L的交点为P,求点P与点A(-2,0)的距离|PA|.
(1)如图,向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13fc4d357d34ed2fb2fa603b508a7f9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a1b2bc4654a1aea875148de2178e98a.png)
(Ⅰ)求矩阵M;(Ⅱ)并求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f85c6c4b88dc525558e3b99ed6f0ff1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/26/dc1700bd-d555-4cc7-bd49-f34d66857c3f.png?resizew=179)
(2)已知在直角坐标系x0y内,直线l的参数方程为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3659dd853756932f7630b679349d05a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14dedcefd8f82f0ba6b8af4e2f0877ca.png)
您最近一年使用:0次