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1 . 已知函数
.
(1)若
,解不等式
;
(2)若函数
恰有三个零点
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06f95ce313f2d27d825d84786874487d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c2e0bb6d63b7bcaee92a470d58cc399.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8d5b7ecc14f3f2adeb7e8ec90acfa.png)
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2023-06-17更新
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382次组卷
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2卷引用:重庆市长寿区2022-2023学年高一上学期期末数学试题(A卷)