名校
1 . 函数
.
(1)若
的最小值为0,求a的值;
(2)对于集合
,若任意的
,总存在
,使得
成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c0d56de6d5c9d0f15c89835d4f2b419.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)对于集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54813454c88186b073ab2d2539c2f269.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a0ac8b620b5eca9daa7276712935ef6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24aa16b780156e18f12baa2b8ee0f9a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ea818a4506f4b158f85e721b60c86c.png)
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2022-12-12更新
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2卷引用:广东省清远市四校2022-2023学年高一上学期联合学业质量检测数学试题