名校
解题方法
1 . 已知关于x的不等式
的解集为
,其中
.
(1)求m的值;
(2)若正数a、b、c满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b5c7af796ac372d14c757e06ad53e49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bfd9eba791199662c157b8c83b821ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
(1)求m的值;
(2)若正数a、b、c满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d86be2de99fbf7f99cd54ab399146b00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bfdb47e8cea8f2d4ed8ba3f5b924f01.png)
您最近一年使用:0次
2020-04-01更新
|
195次组卷
|
9卷引用:宁夏银川市贺兰县2022-2023学年高一上学期线上教学复课统测测数学预测试题
14-15高一上·浙江丽水·阶段练习
名校
解题方法
2 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84dada15fdde2aed83f5c12a88ef34b4.png)
(1)若函数
为偶函数,求
的值;
(2)若
,直接写出函数
的单调递增区间;
(3)当
时,若对任意的
,不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84dada15fdde2aed83f5c12a88ef34b4.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://img.xkw.com/dksih/QBM/2017/10/16/1796376497709056/1797878875881472/STEM/2189533fc60a4c048e6b5def7c3959c4.png?resizew=13)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200f24e682c93e02a87f3f9d57dc5d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168163183a3d4663be45755f44676191.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9188de5fd74bb0b0e6bbb4b324ccc58b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2017-10-18更新
|
2069次组卷
|
7卷引用:宁夏回族自治区银川一中2022-2023学年高一上学期期中考试数学试题