名校
1 . 在直角坐标系
中,直线
的参数方程为
(
为参数).以
为极点,
轴的正半轴为极轴建立极坐标系,圆
的极坐标方程为
,射线
的极坐标方程为
.
(Ⅰ)求直线
的倾斜角及极坐标方程;
(Ⅱ)若射线
与
交于点
,与圆
交于点
(异于原点),求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc5956e9c49d46e158fbf3020e2b45c.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19e1fd33b5fdafacd04c5e8ad4b436c6.png)
(Ⅰ)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
(Ⅱ)若射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43995a8753fb39e768bc0e04a0e2a7b3.png)
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2019-04-24更新
|
1188次组卷
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3卷引用:【市级联考】黑龙江省大庆市2019届高三第三次教学质量检测数学(文)试题
【市级联考】黑龙江省大庆市2019届高三第三次教学质量检测数学(文)试题(已下线)2019年6月25日 《每日一题》选修2-2+选修2-3+选修4-4+选修4-5(理数)(下学期期末复习)——极坐标方程和直角坐标方程的互化内蒙古包头市第六中学2020-2021学年高二下学期期中考试数学(文)试题
名校
2 . 在直角坐标系
中,曲线
的参数方程为
(
为参数,
),在以
为原点,
轴正半轴为极轴的极坐标系中,曲线
,
的极坐标方程为
,
.
(1)判断
,
的位置关系,并说明理由;
(2)若
,
分别与
,
交于
,
两点,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f2beb91f10d2d8f2aa0dcc3f5cd1598.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afb6101e45f8d7013bc3dc4197188c0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe41d369fcb3dd21a8a8df33773369b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33c4774a92cd386927a286ddb9eed4c7.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/6acfc9319b4dfcefd8f0bb0338f7cbf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dc6d96c65b0061a7a05a678a8779f5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4875bb9bd51acd924efe220b2dcbc11c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/154395371f7148bac2916d5259cc279c.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6acfc9319b4dfcefd8f0bb0338f7cbf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dc6d96c65b0061a7a05a678a8779f5c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a66ee6adde2573675f84b8a22a12875.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afb6101e45f8d7013bc3dc4197188c0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6acfc9319b4dfcefd8f0bb0338f7cbf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dc6d96c65b0061a7a05a678a8779f5c.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/86971cee973445cfa3e853edf7ffba10.png)
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2019-04-03更新
|
1325次组卷
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5卷引用:黑龙江省大庆市第四中学2020届高三上学期第一次检测数学(文)试题
名校
3 . 在直角坐标系
中,曲线
:
(
,
为参数).在以坐标原点为极点,
轴的正半轴为极轴的极坐标系中,曲线
:
.
(1)说明
是哪一种曲线,并将
的方程化为极坐标方程;
(2)若直线
的方程为
,设
与
的交点为
,
,
与
的交点为
,
,若
的面积为
,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/e3dd61d402a6dda22f91aeec4c5df4f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.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/cd8754684b9353946fbce47e2b367008.png)
(1)说明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab94459e87c666facddbe1a23ae1899d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f3b4416a186069ad6dbe9d9c1ed76e8.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab94459e87c666facddbe1a23ae1899d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/800eca4e8d1c3f4792a1d3aba6f3b481.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-03-10更新
|
1475次组卷
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10卷引用:黑龙江哈尔滨第一二二中学2022届高三学年第一次模拟考试文科数学试题
黑龙江哈尔滨第一二二中学2022届高三学年第一次模拟考试文科数学试题【市级联考】陕西省汉中市重点中学2019届高三下学期3月联考数学(文)试题【校级联考】陕西省汉中市重点中学2019届高三下学期3月联考数学(理)试题【省级联考】山西省2019届高三百日冲刺考试数学(理)试题【省级联考】山西省2019届高三百日冲刺考试数学(文)试题【市级联考】河南省新乡市2019届高三3月份质量检测数学(理)试题【省级联考】吉林省2019届高三第一次联合模拟考试数学(文)试题2020届河南省南阳市第一中学高三第十次考试数学(理)试题陕西省汉中市汉台区2018-2019学年高二下学期期末数学(理)试题2019届安徽省蚌埠市第二中学高三下学期最后一次模拟数学(文)试题
名校
4 . 在极坐标系中,曲线
的方程为
,直线
的方程为
.以极点
为坐标原点,极轴方向为
轴正方向建立平面直角坐标系
.
(1)求
,
的直角坐标方程;
(2)设
,
分别是
,
上的动点,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdbbdc34092047683bbc6aab9f991d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/574ad6c71493a9a6ba88f516c925a2d0.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/7ee31829d0d4d5f779a957d7df8058ab.png)
(1)求
![](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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.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/3f4dfec890cdfdda355e19463f3be813.png)
您最近一年使用:0次
2019-03-05更新
|
895次组卷
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3卷引用:黑龙江省伊春林业管理局第二中学2019-2020学年高二质量检测数学(理)试题
9-10高二下·新疆·阶段练习
5 . 已知曲线C的极坐标方程 是
=1,以极点为原点,极轴为
轴的正半轴建立平面直角坐标系,直线
的参数方程为
为参数).
(1)写出直线
与曲线C的直角坐标方程;
(2)设曲线C经过伸缩变换
得到曲线
,设曲线
上任一点为
,求
的最小值.
![](https://img.xkw.com/dksih/QBM/2013/4/11/1571183264227328/1571183269707776/STEM/457d2265bb3d40ebbf12e812ab0e07f0.png)
![](https://img.xkw.com/dksih/QBM/2013/4/11/1571183264227328/1571183269707776/STEM/73ede57f3a3c4903aa7a4224fd92456d.png)
![](https://img.xkw.com/dksih/QBM/2013/4/11/1571183264227328/1571183269707776/STEM/07e752903acf4022b57e3bd5b5e9926a.png)
![](https://img.xkw.com/dksih/QBM/2013/4/11/1571183264227328/1571183269707776/STEM/6162c1e9931d47b8863c6802613ecb40.png)
(1)写出直线
![](https://img.xkw.com/dksih/QBM/2013/4/11/1571183264227328/1571183269707776/STEM/07e752903acf4022b57e3bd5b5e9926a.png)
(2)设曲线C经过伸缩变换
![](https://img.xkw.com/dksih/QBM/2013/4/11/1571183264227328/1571183269707776/STEM/946c2eb1c82f4050986a8aa9d9fb5b81.png)
![](https://img.xkw.com/dksih/QBM/2013/4/11/1571183264227328/1571183269707776/STEM/58de27b8140543f3a146b6798ef51f5d.png)
![](https://img.xkw.com/dksih/QBM/2013/4/11/1571183264227328/1571183269707776/STEM/58de27b8140543f3a146b6798ef51f5d.png)
![](https://img.xkw.com/dksih/QBM/2013/4/11/1571183264227328/1571183269707776/STEM/bab8e6ba59714b84b46393fb012f4a6a.png)
![](https://img.xkw.com/dksih/QBM/2013/4/11/1571183264227328/1571183269707776/STEM/fe77b276acdf4136838b2d2578a4313f.png)
您最近一年使用:0次
2019-01-30更新
|
1029次组卷
|
5卷引用:2012届黑龙江省大庆铁人中高三第一学期期末考试理科数学
(已下线)2012届黑龙江省大庆铁人中高三第一学期期末考试理科数学2015届黑龙江省哈尔滨六中高三下学期第四次模拟理科数学试卷2015届黑龙江省哈尔滨六中高三下学期第四次模拟文科数学试卷(已下线)2010年新疆农七师高级中学高二第二学期第二阶段考试数学(文)试题2016届江西师大附中高三上学期期末理科数学试卷
名校
6 . 已知在直角坐标系xOy中,圆C的参数方程为
为参数
,以坐标原点为极点,x轴的正半轴为极轴建立极坐标系,直线l的极坐标方程为
.
1
求圆C的普通方程和直线l的直角坐标方程;
2
设M是直线l上任意一点,过M作圆C切线,切点为A、B,求四边形AMBC面积的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8c925e570b7262abe982bdf06b6a4cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ab68fbb17743d8f0384cbcd037985fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11d71379442f28c038d367d49422cf90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11d71379442f28c038d367d49422cf90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
您最近一年使用:0次
2019-01-30更新
|
2558次组卷
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8卷引用:【全国百强校】黑龙江省哈尔滨市第六中学2018-2019学年高二4月月考数学(文)试题
【全国百强校】黑龙江省哈尔滨市第六中学2018-2019学年高二4月月考数学(文)试题黑龙江省大庆铁人、鸡西一中、鹤岗一中三校2020-2021学年高三上学期联考数学(理)试题【校级联考】广东省华南师范大学附属中学、广东实验中学、广雅中学、深圳中学2019届高三上学期期末联考数学(文)试题【校级联考】广东省华附、省实、广雅、深中2019届高三上学期期末联考数学(文)试题四川省成都七中2020-2021学年高三上学期半期考试理科数学试题四川省成都市第七中学2020-2021学年高三期中数学(文)试题四川省成都市金堂县竹篙中学校2020-2021学年高三期中数学文科试题福建省南平市浦城县2019届高三上学期期中测试数学(文)试题
名校
7 . 在直角坐标系
中,曲线
的方程为
,
.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)求
的直角坐标方程;
(2)若
与
有四个公共点,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/e0c221538d3f0290cf8601a2152e2835.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b44e7d4481ba15c14063a19d13eeb63.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/76ed75021227cf39bfc9877f25bf6a8b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)若
![](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/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
2019-01-15更新
|
690次组卷
|
2卷引用:【全国百强校】黑龙江省哈尔滨市第三中学2019届高三上学期期末考试数学(文)试题
名校
8 . 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,
轴正半轴为极轴建立极坐标系,直线
的坐标方程为
,若直线
与曲线
相切.
(1)求曲线
的极坐标方程;
(2)在曲线
上取两点
、
于原点
构成
,且满足
,求面积
的最大值.
![](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/66abdc4d36970d80064fd74baf68ba1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45ba6b6aa6c3f9faba6b03bc193a6e61.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97a0b72572a66e1c251889aec1cb1a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)在曲线
![](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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9cd0efc142e3abb0d8f21e6447f0a7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7519878b8bcbd7a9024167e8abbcacb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9cd0efc142e3abb0d8f21e6447f0a7a.png)
您最近一年使用:0次
2019-01-15更新
|
3229次组卷
|
19卷引用:黑龙江省哈尔滨师范大学附属中学2020-2021学年高三上学期开学考试文科数学试题
黑龙江省哈尔滨师范大学附属中学2020-2021学年高三上学期开学考试文科数学试题河北省石家庄市2018届高三下学期一模考试数学(文)(A卷)试题河北省石家庄市2018届高三下学期一模考试数学(理)(A卷)试题【全国校级联考】河北省卓越联盟2017-2018学年高二下学期第三次月考数学(文)试题河北安平中学2017-2018学年高二下学期第三次月考理科数学试题【全国百强校】河南省林州市第一中学2017-2018学年高二5月月考数学(理)试题【全国百强校】广东省汕头市金山中学2019届高三上学期期中考试数学(文)试题【全国百强校】宁夏银川一中2019届高三第四次月考数学(理)试题【区级联考】北京市海淀八模2019届高三文科数学模拟测试题(二)北京市海淀八模2019届高三理科数学模拟测试卷(二)甘肃省白银市会宁县第一中学2019-2020学年高三上学期12月月考数学(文)试题2020届湖南省长沙市雅礼中学高三上学期第2次月考数学(文)试题2020届湖南省长沙市雅礼中学高三第六次月考数学(文)试题河南省南阳市第一中学2019-2020学年高三上学期开学考试数学(文)试题湖北省黄冈市麻城市实验高级中学2020届高三下学期第六次模拟文科数学试题安徽省合肥市第一中学2020届高三下学期最后一卷文科数学试题湖北省黄冈中学2020届高三下学期6月第二次模拟考试文科数学试题河南省禹州市高级中学2020届高三4月月考数学(文)试题安徽省宣城市郎溪县2021届高考仿真模拟考试数学(文)试题
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9 . 在直角坐标系中,圆
:
经过伸缩变换
,后得到曲线
以坐标原点为极点,x轴的正半轴为极轴,并在两种坐标系中取相同的单位长度,建立极坐标系,直线l的极坐标方程为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/454982e7e1343a31d935f33ecba75286.png)
求曲线
的直角坐标方程及直线l的直角坐标方程;
在
上求一点M,使点M到直线l的距离最小,并求出最小距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afb6101e45f8d7013bc3dc4197188c0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88d22c4afd75d76767cbcbc59a3a2436.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b0f24829e8af66f49699a0d4acc6f3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6acfc9319b4dfcefd8f0bb0338f7cbf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/454982e7e1343a31d935f33ecba75286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6acfc9319b4dfcefd8f0bb0338f7cbf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6acfc9319b4dfcefd8f0bb0338f7cbf2.png)
您最近一年使用:0次
2018-12-17更新
|
1414次组卷
|
6卷引用:2016届黑龙江哈尔滨六中高三上期中文科数学试卷
名校
10 . 在平面直角坐标系
中,已知曲线
与曲线
(
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.
(Ⅰ)写出曲线
的极坐标方程;
(Ⅱ)在极坐标系中,已知
与
,
的公共点分别为
,
,当
在区间
上变化时,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7795aec93c2c7ac2fd93e6747ca6516c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/627471c4014d21314fb79fd3ab9dec2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4794c088d5dbd529b127be18d6877e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://img.xkw.com/dksih/QBM/2018/11/14/2075437590773760/2076078962737152/STEM/ebd12353443042059410eba949975991.png?resizew=13)
(Ⅰ)写出曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db7a86088a6cb108c0df06259a3c5714.png)
(Ⅱ)在极坐标系中,已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10d0a7fc319223dc9212e564255ae29d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afb6101e45f8d7013bc3dc4197188c0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6acfc9319b4dfcefd8f0bb0338f7cbf2.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/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0853601505cf83f23d51ea920fffc2ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac0f4498f2ff1e890d75d6d51ba6cbe8.png)
您最近一年使用:0次