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1 . 已知函数
且
.
(1)求
;
(2)求
的最值及相应的x的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f2cdb2d8197838f8ea2d514f298a826.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3587ff064f9af01371279ab75d22116c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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2020-11-16更新
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489次组卷
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2卷引用:宁夏石嘴山市第三中学2020-2021学年高一上学期期中考试数学试题