11-12高二上·山东德州·期中
名校
解题方法
1 . 已知
,比较下列各题中两个代数式值的大小:
(1)
与
;
(2)
与
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4dc9869a174b6f3bf98eaa5eda3f26e.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef632978c261b808eb113c3e6c2c97a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d3e896635390b9da5b3a02d7a88f285.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d47cb00f84ca1d6d0407715df94ca6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d79e143337059a41d7069bdb7d9ed756.png)
您最近一年使用:0次
2016-12-01更新
|
1509次组卷
|
5卷引用:安徽省马鞍山市第二中学2020-2021学年高一上学期阶段性检测数学试题
2 . 选修4-5、不等式选讲
已知
的最小值为
.
(1)求
值
(2)解关于
的不等式
.
已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/658fd7d8b05592f0d9dbd9e217635b91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194ec3afaf6dadebd31dc484b2c9a28e.png)
您最近一年使用:0次