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1 . 选修4-5:不等式选讲.
已知函数
,
,
的解集为
.
(Ⅰ)求
的值;
(Ⅱ)若
,
成立,求实数
的取值范围.
已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0437028493de207cc48b9a7351f721b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58d86ee75bfcd4d1b044e9a21c5a0f1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0191d57b7d98e205d86e624ffcbbc33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/896a905472979b76f836876ddba638d5.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1485a4756c56f1126b9825d5019d544c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fa13a65fc4a12133f9835396d79e989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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2016-12-04更新
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8卷引用:山东省邹城市第一中学2018届高三上学期期中考试数学(文)试题