1 . 已知双曲线
的参数方程为
(
为参数),则此双曲线的焦距等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e59dc051dc44914c66b4e8a4d1b72093.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
A.2 | B.4 | C.![]() | D.![]() |
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2 . 已知直线
倾斜角是
,在
轴上截距是
,则直线
的参数方程可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07c88350eec2e41d48892e381b6e1882.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 已知直线
(
),则下列说法错误 的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2c13fa7853d7f2e83a0647eddc165e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/995ec593baa4ef50b6d87c78380953d7.png)
A.直线的倾斜角为![]() |
B.直线必过点![]() |
C.当![]() ![]() ![]() |
D.直线不经过第二象限 |
您最近一年使用:0次
2020-02-12更新
|
207次组卷
|
2卷引用:上海市复兴高级中学2015-2016学年高二上学期期末数学试题