1 . 在平面直角坐标系中,曲线C的参数方程为
(
为参数).在以原点为极点,x轴正半轴为极轴的极坐标系中,曲线M的极坐标方程为
.
(1)求曲线C的普通方程和曲线M的直角坐标方程;
(2)若射线
,
与曲线C,M分别交于点A,B,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faa3f66856d83c858a35aa0acdc01a87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcdebedd02b4ea57f8562443742086d3.png)
(1)求曲线C的普通方程和曲线M的直角坐标方程;
(2)若射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a064729a75718836624f730312ec0c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b06451d937afd77cf966ec08c7c5537.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ace585d3cc2e113a0927cdf9e56756a.png)
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655次组卷
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2卷引用:陕西省西安市阎、高、蓝、周、临五区县2022届高三下学期联考(二)理科数学试题
2 . 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,以
轴的非负半轴为极轴,建立极坐标系,曲线
的极坐标方程为
,已知直线
与曲线
交于不同的两点
.
(1)求直线
的普通方程的一般形式和曲线
的直角坐标方程:
(2)设
,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/49893b4daa7783428b3f144bf7fa4d87.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/de838aea5c042c0a3cccd56ef781fbfe.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/7789a500686c7a73770404ead6af0590.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
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/530e5817131adf2c05b99ff18eb9060f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9457259fcd68a6a87b31825831e84361.png)
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3 . 在直角坐标系
中,曲线
的参数方程为
(
为参数).在以原点为极点,
轴的正半轴为极轴的极坐标系中,曲线
的极坐标方程为
.
(1)求曲线
和曲线
的直角坐标方程;
(2)设
,若曲线
与曲线
交于
两点,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/44d5d605a7dea88ccc8ad705c5764bc5.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/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5365104cf925b9f79b3c609c49bf7817.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d36ab1781f6c20615d81c8cb36a76c7.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5026e1d5fcf2498b2e5ec5da4e0b11b2.png)
您最近一年使用:0次
4 . 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,
轴的非负半轴为极轴建立极坐标系,直线
的极坐标方程为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7cf9a3a7f9c4cc9e7c9cbb8a0164a79.png)
(1)求曲线
的普通方程和直线
的直角坐标方程;
(2)已知点
的极坐标为
,设曲线
和直线
交于
,
两点,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/b281fd5c530d994f05a19a735396c82a.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/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7cf9a3a7f9c4cc9e7c9cbb8a0164a79.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/159eebcc9715e9262b9b43efe9359129.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77684b3856f797403b2040c5dc73c2ce.png)
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2022-04-04更新
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2卷引用:陕西省商洛市2022届高三下学期一模理科数学试题
5 . 在直角坐标系
中,以坐标原点为极点,
轴非负半轴为极轴建立极坐标系,曲线
的极坐标方程为
,曲线
上有一动点
.
(1)若点
(不是极点)的极角
,点
的极坐标为
,求
;
(2)设点
为曲线
:
上一动点,若
的最小值为2,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.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/dabccc707a7fa5d6d7be197edc2b188e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/734a6a1d319648bb969845a9159cdba7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4852b895c51b9e9ced138fbe41789423.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3d87446c9ef0230285d9b08127fce5c.png)
(2)设点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b5417638c8e1416365fe7addab744ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5afd565e3a771b1f09711aae1e2fdced.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
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|
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3卷引用:安徽省蚌埠市2022届高三下学期第三次教学质量检查理科数学试题
安徽省蚌埠市2022届高三下学期第三次教学质量检查理科数学试题安徽省蚌埠市2022届高三下学期第三次教学质量检查文科数学试题(已下线)押全国卷(文科)第22题 坐标系与参数方程-备战2022年高考数学(文)临考题号押题(全国卷)
6 . 在平面直角坐标系
中,曲线
的参数方程为
,(其中
是参数,
).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)证明:曲线
过定点;
(2)若曲线
与曲线
无公共点,求
的取值范围.
![](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/b917e74c4c06f5efd7de75559b697f12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfb82d86ba75f1ec6304521f2b1353f4.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/07ca22561ce6b9d1e217d13d66af3f99.png)
(1)证明:曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)若曲线
![](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/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
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2022-04-01更新
|
891次组卷
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7卷引用:青桐鸣2021-2022学年高三3月质量检测理科数学试题
7 . 在平面直角坐标系
中,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
,动点
在直线
上,将射线
按逆时针旋转
得到射线
,射线
上一点
满足
,设点
的轨迹为曲线
.
(1)求曲线C的极坐标方程;
(2)直线
的极坐标方程为
,
与曲线
相交于点
(与
不重合),若
的顶点
也在曲线
上,求
面积的最大值,并求这时点
的直角坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2de5b7e9bf7eec6daf6b9d31577b95f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fe29caf61254f41c49125e31bf37614.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fe29caf61254f41c49125e31bf37614.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f16cd1739c115fe1b7675aac1ed1df31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求曲线C的极坐标方程;
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0b03a5f328a74fda9a3c970b600afaa.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
您最近一年使用:0次
2022-04-01更新
|
917次组卷
|
3卷引用:四川省宜宾市2022届高三第二次诊断测试数学(理)试题
名校
8 . 在直角坐标系
中,曲线C的方程为:
,以O为极点x轴的正半轴为极轴建立极坐标系.
(1)求曲线C的极坐标方程;
(2)直线
的普通方程是
,直线
与曲线C交于O,M两点,与直线
交于点N,求线段
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9829c44481108ce4f778a25e39726cf6.png)
(1)求曲线C的极坐标方程;
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea4910a1425d7b6bf147f4e5d0b6194b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bb56a8e5f7251286dd69b29b0182363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
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2022-03-31更新
|
1088次组卷
|
3卷引用:百师联盟2022届高三二轮复习联考(一)(全国卷)理科数学试题
9 . 在直角坐标系xOy中,曲线C1的参数方程为
(
为参数).已知M是曲线C1上的动点,将OM绕点O逆时针旋转90°得到ON,设点N的轨迹为曲线C2.以坐标原点为极点,x轴正半轴为极轴建立极坐标系.
(1)求曲线C1,C2的极坐标方程;
(2)设点Q(1,0),若射线l:
与曲线C1,C2分别相交于异于极点O的A,B两点,求△ABQ的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64f23bb05e586ec0a3d42bdf95399ff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(1)求曲线C1,C2的极坐标方程;
(2)设点Q(1,0),若射线l:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3e186ebc624ebacde9a03b96289f1ab.png)
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2022-03-30更新
|
1079次组卷
|
2卷引用:河南省郑州市2022届高三第二次质量预测理科数学试题
名校
10 . 如图,在极坐标系中,已知点
,曲线
是以极点O为圆心,以OM为半径的半圆,曲线
是过极点且与曲线
相切于点
的圆.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/23/3d36deb8-92f2-4d48-bedd-4ea05e65b5c9.png?resizew=199)
(1)求曲线
、
的极坐标方程;
(2)直线
与曲线
、
分别相交于点A,B(异于极点),求△ABM面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65368687df4d7e3b9304e85ec4de354c.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/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8154c1e1359dbbacec5db156929bebeb.png)
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(1)求曲线
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(2)直线
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2022-03-30更新
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