名校
1 . 方程
(t参数)表示的曲线是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c75eba01e9c4e574e47a1684af25486.png)
A.一条直线 | B.两条射线 | C.一条线段 | D.抛物线的一部分 |
您最近一年使用:0次
2016-12-04更新
|
460次组卷
|
4卷引用:2015-2016学年海南省国兴中学高二下第一次月考文数学卷
解题方法
2 . 将参数方程
(
为参数)化为普通方程为
![](https://img.xkw.com/dksih/QBM/2016/4/19/1572598238199808/1572598243983360/STEM/b2fc96b480e5402c94c44499579ff1e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26ab55147ca5c0f958af43b0637ee31b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2011·北京丰台·一模
3 . 参数方程
(
为参数
和极坐标方程
所表示的图形分别是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2567d2897a968501f1e9dacc3c6e46d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69cf89e94eb51129f144d9809ec290f7.png)
A.圆和直线 | B.直线和直线 | C.椭圆和直线 | D.椭圆和圆 |
您最近一年使用:0次
4 . 曲线
与坐标轴的交点是
![](https://img.xkw.com/dksih/QBM/2015/9/16/1572234484342784/1572234490003456/STEM/f80a9f95d96040bdb062ebc0cef8eef8.png)
A.![]() | B.![]() |
C.(0,-4)、(8,0) | D.(0,4)、(8,0) |
您最近一年使用:0次
5 . 设直线
(
为参数),曲线
(
为参数),直线
与曲线
交于
两点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f21b82181bf5d8655b7e818025ef86e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11473367ec47263989fb58e84e1fd3a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/465fdf70ffe77e9cb7450be477cb1656.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26ab55147ca5c0f958af43b0637ee31b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f21b82181bf5d8655b7e818025ef86e9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 若直线
(
为参数)与直线
(
为参数)垂直,则
k的值是
![](https://img.xkw.com/dksih/QBM/2015/8/7/1572205463117824/1572205468770304/STEM/8e0f5a1c74614dc1a9297fc80e8cd29b.png)
![](https://img.xkw.com/dksih/QBM/2015/8/7/1572205463117824/1572205468770304/STEM/bd7b9ae8fe5d4206880fde10cf3f6233.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1334ce8a3f31654400f8cc971f88d85f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
![](https://img.xkw.com/dksih/QBM/2015/8/7/1572205463117824/1572205468770304/STEM/2233e3c0ce654128bfe657bd61d5842c.png)
A.1 | B.-1 | C.2 | D.-2 |
您最近一年使用:0次
7 . 曲线
(
为参数)与圆
的位置关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7cbc78c5084a7a5a71107c2e4466a84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e40d8f768d1fa5c707adf04c24c8f4d.png)
A.相离 | B.相切 | C.相交 | D.不确定 |
您最近一年使用:0次
名校
8 . 设点P在曲线
上,点Q在曲线
(
为参数)上,求|
|的最小值( )
![](https://img.xkw.com/dksih/QBM/2015/7/2/1572161448820736/1572161454530560/STEM/b8f9c4e0d04e442da9b5badae7689bbb.png?resizew=57)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eb6c250bb002096cd39254b76fccfdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://img.xkw.com/dksih/QBM/2015/7/2/1572161448820736/1572161454530560/STEM/d275f80cbc594761b29abee39cfc3dee.png?resizew=24)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
2016-12-03更新
|
1319次组卷
|
4卷引用:2014-2015学年河北省永年二中高二下学期期中考试文科数学试卷
9 . 点集![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a0dea58c45c3bd7db8a12e487286b5e.png)
,若
,则b应满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a0dea58c45c3bd7db8a12e487286b5e.png)
![](https://img.xkw.com/dksih/QBM/2015/6/26/1572148197441536/1572148203208704/STEM/da14cdf95ba8482389c17dbe7f8fb6f2.png)
![](https://img.xkw.com/dksih/QBM/2015/6/26/1572148197441536/1572148203208704/STEM/5546f131d3b849e4a4b61fa6c9cef075.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
10 . 已知直线
(t为参数)与曲线
交于
两点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5700019fc24d98a7a13f4e2e0b5d7f1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061836abe373028b310416b6e8bf59d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a82ee5422d9c3fb30d8c523961ce79a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5700019fc24d98a7a13f4e2e0b5d7f1e.png)
A.1 | B.![]() | C.2 | D.![]() |
您最近一年使用:0次