1 . 在直角坐标系
中,直线
经过点
,倾斜角为
,以坐标原点O为极点,x轴正半轴为极轴建立极坐标系,曲线C的极坐标方程为
.
(1)求直线
的参数方程和曲线C的直角坐标方程;
(2)设直线
与曲线C相交于A,B两点,弦AB的中点为N,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/c7cda9ce6d633bc1f3a249fb0fc458a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ac09dc1ca2cdd7aef28c218763d3e4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/925b34a1e7a48f450d883f9a0197e5c9.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f79e30e2281786e738fdca908c02e681.png)
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2023-08-04更新
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247次组卷
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4卷引用:江西省赣州市兴国县2023届高三高考考前最后一卷(全国乙卷)数学(理)试题
2 . 在直角坐标系
中,曲线
:
(
为参数,且
).以坐标原点为点,
轴为极轴建立极坐标系.
(1)求
的普通方程和极坐标方程;
(2)设点
是
上一动点,点
在射线
上,且满足
,求点
的轨迹方程.
![](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/049d5edd51cecf3f8343aa6615225535.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9c89eab34f319912ed5efb3f6f4592c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设点
![](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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4d6b6629b535d21968f11b2ab596aa2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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2023-05-09更新
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4卷引用:江西省赣州市2023届高三二模数学(理)试题
3 . 在平面直角坐标系
中,曲线
的参数方程为
(
为参数).以坐标原点为极点,
轴的正半轴为极轴建立极坐标系,直线
的极坐标方程为
.
(1)求曲线
和直线
的普通方程;
(2)若
为曲线
上一动点,求
到
距离的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b296bba61afa5a9a0e66a7ba883e6cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.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/51778a99314704f7a137b7c7e3031eaa.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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2023-04-18更新
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426次组卷
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3卷引用:江西省赣州市2023届高三模考押题卷(二)数学试题
名校
4 . 在直角坐标系
中,已知曲线
(
为参数),曲线
,以坐标原点
为极点,
轴的正半轴为极轴建立极坐标系.
(1)曲线
的极坐标方程及曲线
的直角坐标方程;
(2)已知
是曲线
上的两个动点(异于原点),且
,若曲线
与直线
有且仅有一个公共点,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc79360763a53ce3b1a0246b4f39ce06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9d1b51741b61962107a80012b603619.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f05d0ebdc824907a12cd725d1b3011.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
您最近一年使用:0次
2023-03-08更新
|
628次组卷
|
5卷引用:江西省赣州市2023届高三摸底考试数学(文)试题
5 . 以直角坐标系的原点O为极点,x轴的非负半轴为极轴建立极坐标系,曲线C的参数方程为
(t为参数),直线l的极坐标方程为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1f610e0a23e550675622ca0d4081333.png)
(1)已知点
在曲线C上,求a的值;
(2)设点P为曲线C上一点,求点P到直线l距离的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d29d9f47635bf5cb3e7e80022b908407.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1f610e0a23e550675622ca0d4081333.png)
(1)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88960e6fb3b24aed08e478fb5bf118d2.png)
(2)设点P为曲线C上一点,求点P到直线l距离的最小值.
您最近一年使用:0次
6 . 在平面直角坐标系
中,直线
的直角坐标方程为
,曲线
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.
(1)求直线
与曲线
的极坐标方程;
(2)已知射线
,
,若射线
与直线
交于点
,与曲线
交于点
、
,求
的最大值.
![](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/5558c083d34cbb0a58d3ce1dc6f5778e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd4dd799907088929328ee340b84831.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fd04f0a2c6989ab9937e378d5d0f97f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271210976b664245c4955955f5d17a12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff24c95fe581befd56c3bcc70e88b726.png)
您最近一年使用:0次
2022-05-20更新
|
736次组卷
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3卷引用:江西省赣州市第三中学2022届高三适应性考试(二)数学(文)试题
名校
7 . 在直角坐标系
中,曲线
的参数方程为
(
为参数),曲线
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.
(1)求曲线
与曲线
的极坐标方程;
(2)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/961c647ed4207f66dc50645d48c95868.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/38f30cb566bdea414924e72fdb88a51a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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/17a0d9a2f14f7e789892487d6585804a.png)
您最近一年使用:0次
2022-05-08更新
|
950次组卷
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5卷引用:江西省赣州市2022届高三二模数学(文)试题
8 . 在平面直角坐标系xOy中,直线
的参数方程为
(t为参数),以坐标原点O为极点,x轴的非负半轴为极轴建立极坐标系,曲线C的极坐标方程为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2a7e2d97bee0dd8b3bbc206483ce784.png)
(1)求直线
的极坐标方程;
(2)已知射线
与直线
及曲线C分别交于点A,B(B与坐标原点O不重合),若
,求tan
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdca91eed1b3e5159812f0b381a8565c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2a7e2d97bee0dd8b3bbc206483ce784.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
(2)已知射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fc93d75b389831128b343cd940f1474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d29e0583c6b183179160df80407820a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
9 . 在平面直角坐标系
中,曲线
的参数方程为
(t为参数),曲线
的参数方程为
(
为参数).
(1)求曲线
,
的普通方程;
(2)已知点
,若曲线
,
交于A,B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/3c06e36e955a193828a74c1bb716c257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e807e18b1b5d902a910a369016a5c722.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.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/d4b2bb30137f92479d11827ee769f001.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/f0368170a096b76292f9dfbad9e6f0f8.png)
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2021-02-09更新
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91次组卷
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8卷引用:江西省赣州市2020届高三适应性考试(二模)数学(文)试题
江西省赣州市2020届高三适应性考试(二模)数学(文)试题江西省赣州市2019-2020学年高三年级5月适应性考试理科数学试题江西省南昌市第二中学2020-2021学年高二上学期第三次月考数学(理)试题江西省南昌市第二中学2020-2021学年高二上学期第三次月考数学(文)试题河北省石家庄市藁城区第一中学2020届高三数学(文)考前热身训练试题江西省抚州市黎川县第一中学2020-2021学年高二上学期第三次月考数学(理)试题江西省抚州市黎川县第一中学2020-2021学年高二上学期第三次月考数学(文)试题四川省成都市锦江区四川师范大学附属中学2020-2021学年高二下学期期中考试理科数学试题
10 . 在直角坐标系
中,曲线
的参数方程是
(
为参数)以坐标原点为极点,
轴正半轴为极轴建立极坐标系,
,
为曲线
上两点,且
,设射线
:
.
(1)求曲线
的极坐标方程;
(2)求
的最小值.
![](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/5dc5bbbec33446f52ccc6af58085a82b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fc93d75b389831128b343cd940f1474.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff24c95fe581befd56c3bcc70e88b726.png)
您最近一年使用:0次
2020-05-16更新
|
807次组卷
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6卷引用:江西省赣州市第三中学2022届高三适应性考试(二)数学(理)试题