名校
1 . 已知函数
,若对任意的
,都存在唯一的
,满足
,则实数a的取值范围为______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f353d4509309a428834daa4a3e718837.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5468586f5f1cdca107ad738e99cec3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/019d95d268dc148b3eacfa699a006aad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/859458471c86ae39e0cc42d2d960d03e.png)
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2019-11-14更新
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6卷引用:上海市青浦区2021届高三二模数学试题