1 . 已知函数
.
(1)解不等式
的解集
;
(2)记(1)中集合
中元素最小值为
,若
、
,且
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cadf198fe8fd8f41ff8f5c8697c854dd.png)
(1)解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2a8a9f4f0d6590de86becb733bd1b6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)记(1)中集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1dc3a46b526d487b8bea35b4ba75b01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab04de6651256f6281e9f4c1dc3c7955.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7062437458faee13d1938f99b8543c59.png)
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2017-09-02更新
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2卷引用:贵州省贵阳市普通高中2018届高三8月摸底考试数学(理)试题