1 . 已知双曲线
,
为双曲线上一点,过
点的切线为
,双曲线的左右焦点
,
到直线
的距离分别为
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dad0c75ce33673ec4c425896e8619e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca7faa3d6468fda497b7fdbe4ee30850.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5edf900c810371fb21297c15f86d8743.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b31ac1def558351e2e3ed1235c570530.png)
A.![]() |
B.直线![]() ![]() ![]() ![]() ![]() ![]() ![]() |
C.该双曲线的共轭双曲线的方程为![]() |
D.过![]() |
您最近一年使用:0次
A.![]() |
B.直线![]() ![]() ![]() ![]() ![]() ![]() ![]() |
C.该双曲线的共轭双曲线的方程为![]() |
D.过![]() |