1 . 圆心为
,半径为2的圆的参数方程为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/114460aab294eb99eec63e94b675216f.png)
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2 . 曲线
经过伸缩变换
后,所得曲线的方程为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4058fc45c49e6710ba7e273cb7888704.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da8faeed2d5d576615921b37d8021d0c.png)
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3 . 设直线
(t为参数)与抛物线
相交于A,B两点,点
.则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46ea011d1bacc587f3601da26f557181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2a29ba49963134a7232fa8574105fc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e255cb6ef5a18b9e800397c55a81bf9.png)
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2022-07-12更新
|
528次组卷
|
5卷引用:四川省成都市2023届高三上学期摸底考试文科数学试题
解题方法
4 . 已知直线
与
,
轴分别交于
,
两点,
是曲线
(
为参数)上的动点,则
面积的最大值是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcefd18333f55a3aa65c444d68feed1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.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/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62f0fee9d3b9515abc19adc1768b51e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b17f20c25bb16153b5f2d25062ed7a7.png)
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解题方法
5 . 圆
(
为参数)的半径为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91857926c3f6211bd2a95e3d61bb98c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
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6 . 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
.则曲线
上的点
到直线
距离的最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655baec6bf0a96af0dbcb82cd1fd4755.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edbe2c6bb3c03d4a055c52f8342fccbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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7 . 已知椭圆的参数方程为
,则该椭圆的离心率为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e5af4adc261f28aaf49c764d6308e7.png)
您最近一年使用:0次
2022-06-29更新
|
339次组卷
|
4卷引用:上海市进才中学2021-2022学年高二下学期期末练习数学试题
上海市进才中学2021-2022学年高二下学期期末练习数学试题(已下线)2.5曲线与方程(作业)(夯实基础+能力提升)-【教材配套课件+作业】2022-2023学年高二数学精品教学课件(沪教版2020选修第一册)陕西省西安市西咸新区泾河新城第一中学2022-2023学年高二下学期5月质量检测理科数学试题(已下线)专题03 圆 曲线与方程(九大题型+优选提升题)-【好题汇编】备战2023-2024学年高二数学下学期期末真题分类汇编(沪教版2020选择性必修,上海专用)
名校
解题方法
8 . 椭圆的参数方程为
(
为参数),则它的两个焦点坐标是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eff99f6c352cb5d1ff4132e9085d60e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
您最近一年使用:0次
解题方法
9 . 设
,直线
(
为参数)的倾斜角的大小为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39106d1bdd098fc71c68b9c606891eeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b85f83b934657a6a65374100ccfd0ad2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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解题方法
10 . 直角坐标系中曲线C的参数方程为
(
为参数且
).则曲线C的直角坐标方程为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca63ce9a7f05a8f540efb4b54d07d9b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/907a344929dd28678993b4d3d6f9550a.png)
您最近一年使用:0次