若椭圆
(
)与双曲线
的焦点相同,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e57c41377103ef1c54a2c070b07b7bed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47593bd89caf913e21983fb91ac84f3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.25 | B.16 | C.5 | D.4 |
更新时间:2024-01-24 17:52:06
|
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【推荐2】已知正数m满足
,则椭圆
的焦点坐标为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce9cbba2c412dff08e66ae7a13dade1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd41c8a7115a191ee6486bd89dec83f9.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
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