解题方法
1 . 已知定义为R上的偶函数
和奇函数
满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
______ ,若
在
上恒成立,则实数m的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87dd0c1b905f89e034682e5c2efa16fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ba99a5c5661eedaef4b36ade1a7c5c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5773b51eb2a19a44de5ae2c9a4a359f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eac2b31a19918895e5af2d316490e7.png)
您最近一年使用:0次
2020高三·全国·专题练习
2 . 函数
的单调递增区间为__________ ,单调递减区间为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa0978503a6cf8a11201d1462d204993.png)
您最近一年使用:0次