名校
解题方法
1 . 已知函数
,若互不相等的实数
满足
,且
,则下列说法正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a79b70cce785f705536aca6d2f4d2623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59f3046f78e4ab6a548db67c4c37c068.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c953f42613ec9a4f8f18c0cedd298813.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8567c0348e755bc0542cac37f3522d7.png)
A.![]() ![]() | B.k的取值范围为![]() |
C.![]() | D.![]() |
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