名校
解题方法
1 . 若函数
,其中
.
(1)若
,求
;
(2)若
在区间
上没有零点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c1001f81a0104331fc06650f8dc56f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c05a467ddaa138590b3b56615c2c42a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9b87f4ef298bdeebf59a0d850aff72c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e68d62482d548bcd517188178fd36bc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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2023-05-18更新
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2卷引用:福建省泉州市安溪第一中学2024届高三下学期4月份质量检测数学试题