19-20高三上·全国·阶段练习
1 . 角坐标系xOy中,直线l的参数方程为
(t为参数).以坐标原点为极点,x轴正半轴为极轴的极坐标系中,曲线C的极坐标方程为
.
(1)求直线l的普通方程和曲线C的直角坐标方程;
(2)若直线l和曲线C的公共点为A,B,P点的极坐标为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf10e1bd261813d6f9e62c779b00fd45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/925b34a1e7a48f450d883f9a0197e5c9.png)
(1)求直线l的普通方程和曲线C的直角坐标方程;
(2)若直线l和曲线C的公共点为A,B,P点的极坐标为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3705773d59a75f4dacd237bd90b15889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7384b9afcef2d86a87eee0c66f383052.png)
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2021-11-26更新
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818次组卷
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7卷引用:2019届贵州省凯里市第一中学高三上学期开学考试数学(理)试题
2019届贵州省凯里市第一中学高三上学期开学考试数学(理)试题(已下线)四省八校双教研联盟2019-2020学年高三上学期10月联考数学(理)试题安徽省马鞍山市含山中学2019-2020学年高二下学期第一次月考数学(理)试题四川省成都市双流中学2021-2022学年高三上学期9月月考数学理科试题新疆喀什第二中学2021-2022学年高二11月月考数学试题(已下线)专题十一 能力提升检测卷 (测) — 2022年高考数学一轮复习讲练测(课标全国版)四川省成都市第四十九中学校2021-2022学年高三上学期12月月考理科数学试题
2 . 在直角坐标系
中,曲线
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,曲线
的极坐标方程为
.
(1)求曲线
的普通方程;
(2)求曲线
上的点到曲线
的最大距离.
![](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/03716503733a21e5fe4bdb8d59889f9a.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28cf4f56483484958cfda28613b4f9e6.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
您最近一年使用:0次
3 . 已知直线
的参数方程是
(
为参数),在平面直角坐标系中,以坐标原点为极点,
轴的正半轴为极轴建立极坐标系,曲线
的极坐标方程是
.
(1)将曲线
的极坐标方程化为直角坐标方程,直线
的参数方程化为普通方程;
(2)已知点![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
,若直线
与曲线
交于
两点,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1893a54604df175280d4f705f8439673.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/cb7d96c2047d774cc6ca7bef7b915a9c.png)
(1)将曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afa482d7bcaa385bfc3548b42a4bfb60.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3979f27823cdcba516dfa885d8afe19d.png)
您最近一年使用:0次
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解题方法
4 . 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,
轴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
的普通方程与曲线
的直角坐标方程;
(2)求直线
被曲线
截得的弦长.
![](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/c60408e4e2f4f4fc0dadb6cc813c6f6c.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)
![](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)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
2020-11-21更新
|
3969次组卷
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13卷引用:西藏自治区拉孜县中学2021届高三上学期第二次月考文科数学试题
西藏自治区拉孜县中学2021届高三上学期第二次月考文科数学试题西藏日喀则市拉孜县中学2021届高三上学期第二次月考数学(理)试题山西省朔州市怀仁市大地学校2021届高三上学期第四次月考数学(理)试题贵州省黔西南州同源中学2020-2021学年高二下学期期末数学(文)试题江西省上高二中2022届高三8月月考数学(理)试题新疆巴楚县第一中学2020-2021学年高二下学期期中考试数学(文)试题陕西省宝鸡市千阳县中学2020-2021学年高二下学期期中文科数学试题黑龙江省大庆中学2021-2022学年高三上学期开学考试数学(文)试题江西省宜春市2022届高三8月月考数学(理)试题四川省广安市广安代市中学校2021-2022学年高二上学期12月月考数学(理)试题河南省开封市五县部分校2021-2022学年高二下学期期中考试数学(理)试题广西钦州市第一中学2021-2022学年高二下学期期中考试数学(文)试题陕西省西安市雁塔区第二中学、渭北中学2021-2022学年高二下学期期末联考文科数学试题
5 . 在平面直角坐标系xOy中,倾斜角为α(α≠
)的直线l的参数方程为
(t为参数).以坐标原点为极点,以
轴的正半轴为极轴,建立极坐标系,曲线C的极坐标方程是
.
(1)写出直线l的普通方程和曲线C的直角坐标方程;
(2)已知点P(1,0).若点M的极坐标为
,直线l经过点M且与曲线C相交于A、B两点,设线段AB的中点为Q,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c661e344e62c478efad416c7135e08ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc32295c94f8def461c1d099e0b1630b.png)
(1)写出直线l的普通方程和曲线C的直角坐标方程;
(2)已知点P(1,0).若点M的极坐标为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f79dc1f0d81fec84527c95246c0c6ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44e8bc37ed03f44470762748a8f942a.png)
您最近一年使用:0次
名校
6 . 在平面直角坐标系
中,以原点为极点,
轴为极轴建立极坐标系.已知曲线
的极坐标方程为
,直线l的参数方程为
(
为参数).
(1)求直线l的普通方程和曲线
的直角坐标方程;
(2)若直线l与曲线
交于
、
两点,已知点
,且
,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/c30e02650349b6018cef5a6447c950b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9edfb978734c376b27d5e684f72d10e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(1)求直线l的普通方程和曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若直线l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/1f449cadb49859b80c31ef1f68bfe81b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54b8e8f3c95f69b9ea8a65656d9cb351.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6979c9a1dde2eb1661452f59de7603d0.png)
您最近一年使用:0次
2020-10-17更新
|
645次组卷
|
7卷引用:贵州省毕节市2020届高三诊断性考试(三)理科数学试题
7 . 在平面直角坐标系xOy中,以原点O为极点,x轴的非负半轴为极轴建立极坐标系,曲线
极坐标方程为
,曲线
的参数方程为
(
为参数),若曲线
与
相交于
、
两点.
(1)求曲线
、
的直角坐标方程;
(2)求点
到A,B两点的距离之积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7521b3231344bcfd1973beab693101b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56a79b06fb58ea7c1ef4616468accaa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99296bab1b42898e7ca336a822510258.png)
您最近一年使用:0次
2020-10-10更新
|
251次组卷
|
2卷引用:贵州省思南中学2021届高三上学期第二次月考数学(理)试题
8 . 已知曲线
,
的参数方程分别为
:
(
为参数),
:
(
为参数)
(1)将
,
的参数方程化为普通方程.
(2)以坐标原点为极点,
轴正半轴为极轴建立极坐标系,设
,
的交点为
,求圆心在极轴上,且经过极点和点
的圆的极坐标方程.
![](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/9111e660a7edc28f673d451a69753753.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e59dc051dc44914c66b4e8a4d1b72093.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(1)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)以坐标原点为极点,
![](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/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
2020-09-29更新
|
278次组卷
|
5卷引用:四川省绵阳南山中学2020-2021学年高三上学期开学考试(零诊模拟)数学(理)试题
9 . 在直角坐标系
中,曲线C的参数方程为
(
参数),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
.
(1)求曲线C的普通方程和直线
的直角坐标方程;
(2)已知点P(
),直线
与曲线C交于A,B两点,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27bc42e2ee5f2ca274dc50d849806d68.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/7187f600f3d51255ec7a98ee4dcc123f.png)
(1)求曲线C的普通方程和直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)已知点P(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaf26de7c7b1da4bae267f7d1ed0c6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04a3f21d4d834ba5b8b80dd56732c136.png)
您最近一年使用:0次
10 . 已知圆
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
.
(Ⅰ)求圆
的普通方程和直线
的直角坐标方程;
(Ⅱ)求直线
被圆
截得弦的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43437739c538a8f6b947a7e2b4d3893.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/1307fe87b2ebbd63072d27cd635a30e7.png)
(Ⅰ)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(Ⅱ)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次