1 . 圆的摆线上有一点
,在满足条件的所有摆线的参数方程中,使圆的半径最大的摆线上,参数
对应的点的坐标为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8297b9e5a6a3e96fef87a4125ca9ebcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/804fb6b691ed417751d1348a0e2d02a1.png)
您最近一年使用:0次
解题方法
2 . 已知直线
的参数方程为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a8cfa3a19b88d9ab92ab39bc50dc509.png)
为参数,圆
的参数方程为
,则直线
被圆
所截得的弦长为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a8cfa3a19b88d9ab92ab39bc50dc509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e97c4bd4d99efc219074245b9cdfe787.png)
![](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
3 . 设直线l1的参数方程为
,直线
的方程为
,则
与
之间的距离为_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dc7447e8c8c6abbd4cb4103502450a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eea5c8fe935beac660eda538e59cd43f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e003f1d9709a5d9eed462b00cf815101.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd8f64ebec4a71a609204458cc54df82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eea5c8fe935beac660eda538e59cd43f.png)
您最近一年使用:0次
2018-07-24更新
|
660次组卷
|
2卷引用:2018年秋人教B版数学选修4-4第二章检测
4 . 直线
:
,如果
为锐角,那么直线
与直线
:
的夹角是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8d8b8305087a4015cb62840b23bc135.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/122fa7155f6858a570e8dee2495822a3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
5 . 若
(λ为参数)与
(t为参数)表示同一条直线,则λ与t的关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ce541fa6f46567129141ccd11e01730.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/690450ac2e80e3a211cfd229ffbf6e82.png)
A.λ=5t | B.λ=-5t | C.![]() | D.t=-5λ |
您最近一年使用:0次
2018-07-24更新
|
604次组卷
|
2卷引用:2018年秋人教B版数学选修4-4第二章检测
6 . 椭圆![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f886c412f978e6ec8fd201f895547da2.png)
的离心率是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f886c412f978e6ec8fd201f895547da2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7a439c274b5c17732126e411eaef0e6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . 在平面直角坐标系中,已知点
,点
是圆
上的一个动点,且
的平分线交
于点
,如图所示,求
点的轨迹的极坐标方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/241ce9bd28046ce9b90f43b391132884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c3a3bf63440a2fdd769162516fb0e1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/1/660e5982-ec17-4bf6-a632-a7b8c1e380a4.png?resizew=155)
您最近一年使用:0次
2018-07-14更新
|
657次组卷
|
2卷引用:2017-2018学年北师大版数学选修4-4 第一章 章末质量评估
8 . 建立适当的柱坐标系表示棱长为3的正四面体各个顶点坐标.
您最近一年使用:0次
9 . 在极坐标系中,曲线
关于________ 对称.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22115a80d383e003078036defa8a6e78.png)
您最近一年使用:0次
10 . 已知
,
的图象可以看做是把
的图象在其所在的坐标系中的横坐标压缩到原来的
倍(纵坐标不变)而得到的,则
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de4db7b6a82734cd3c7b1f7febf452bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/548636534994cd465dfc7bf7dd41505b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bffc9c4bf9de4d804885955aff039ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.![]() | B.2 | C.3 | D.![]() |
您最近一年使用:0次