解题方法
1 . 设双曲线
,点
,
是双曲线
的左右顶点,点
在双曲线
上.
(1)若
,点
,求双曲线
的方程;
(2)当
异于点
,
时,直线
与
的斜率之积为2,求双曲线
的渐近线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.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/c5db41a1f31d6baee7c69990811edb9f.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/198fe541f7adf150d03ffb7fe3da8df0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6a15f2579aa50941300a9dd57f56dc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/800c5e266b4ad8462a46970f0a232d52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f46b053f98b1d05a2043e94eeaefea87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
名校
2 . 下列说法中,正确的是( )
A.直线![]() |
B.过平面内任意两点![]() ![]() |
C.![]() |
D.直线![]() ![]() ![]() |
您最近一年使用:0次
名校
3 . 将直线l沿x轴正方向平移2个单位,再沿y轴负方向平移3个单位,又回到了原来的位置,则
的斜率是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
A.![]() | B.4 | C.1 | D.![]() |
您最近一年使用:0次
2022-09-03更新
|
824次组卷
|
5卷引用:重庆市第十一中学校2022-2023学年高二上学期期中数学试题