名校
解题方法
1 . 已知
是定义在
上的奇函数,且
,若
时,有
.
(1)求证:
在
上为增函数;
(2)求不等式
的解集;
(3)若
对所有
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291d664e9ea8088c35bb6b0550f18675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d87cd4403487962c38c8707ba3ab3fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b67f7b127acdedafc2e9a61bb9483a99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fca3e05cadfe77556641fcfb130e717f.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291d664e9ea8088c35bb6b0550f18675.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c3c3596a700e789f9f8366c5a618a85.png)
(3)若
![](https://img.xkw.com/dksih/QBM/2016/5/4/1572615649533952/1572615655006208/STEM/c1ba12d9880240e1b1b56566ff478146.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49e62aebcf3cec0b67ca9e8b52fa7a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2016-12-04更新
|
622次组卷
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2卷引用:2015-2016学年湖北省汉川市高一上学期期末考试数学试卷