函数
是定义在
上的偶函数,其在
上的图象如图所示,那么不等式
的解集为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8254a9fe09d5e3940ad8c1c1c62c105c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2aa311daf7a73f8c45de4462f9d92b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5084a46271d6f941e2c2a4585ac04d45.png)
![](https://img.xkw.com/dksih/QBM/2020/1/15/2377648019120128/2378380639657984/STEM/4a0db727532943e6926c2a6f7a284ea0.png?resizew=118)
更新时间:2020-01-16 16:50:42
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【推荐1】已知函数
,若
互不相等),且
的取值范围为
,则实数
的值为__________ .
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解题方法
【推荐2】已知函数
的定义域为
,满足
,且当
时,
.若对任意
,都有
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【推荐1】定义在R上的偶函数
对任意的
,且
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e0d7fd16e27f030695ee9e7e48e5963.png)
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【推荐2】已知函数
,若在定义域内存在实数
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为定义域上的“
阶局部奇函数”,若
是
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
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