解题方法
1 . 已知
.
(1)求
的最小值;
(2)求
的最小值;
(3)求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/783f5a72386c621e4adc563ce4cd4292.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdc176569ec8d428788cda28f6cac07a.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa8e30634825af8fcd1b48b64d870fa9.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/992bc79b535b423a9aef9d5c0e40c56e.png)
您最近一年使用:0次
2023-01-19更新
|
974次组卷
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2卷引用:贵州省贵阳市观山湖第一高级中学2023-2024学年高一上学期9月月考数学试题
2 . 若
,
,且
.
(1)求
的最小值;
(2)求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b099a3e6089a3e7a7cb1d8cf50b8ea9d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18f0281e6bbdbe08beeccb55adf84536.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
您最近一年使用:0次