名校
1 . 已知指数函数
=
满足
定义域为
的函数
=
是奇函数.
(1)确定函数
与
的解析式;
(2)若对任意的
不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6138eec5e619c790d905e5ab040c513e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3b104d461b13756fc08d9f6894061dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a5f045392f630b398740db309d8c142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/339b85cca0100adc23472c143f9a5a89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0f4d0979f99fca4394ea0aa7d53d1f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08ce605ccf1695b83174340f58be91c1.png)
(1)确定函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3b104d461b13756fc08d9f6894061dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0f4d0979f99fca4394ea0aa7d53d1f5.png)
(2)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec3162c0670155ebd9bfd2eb8fc7183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1d2a3639c02d33a675112ec7f46ca5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14bd7e73ac43e15066f5f4eb366c110d.png)
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2018-01-14更新
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335次组卷
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2卷引用:【全国百强校】西藏林芝一中2018-2019学年高一上学期期中数学试题