解题方法
1 . 设a>0,f(x)=
+
是R上的偶函数.
(Ⅰ)求a的值;
(Ⅱ)证明f(x)在(0,+∞)上是增函数;
(Ⅲ)解关于x的不等式f(2x﹣1)>e+
.
![](https://img.xkw.com/dksih/QBM/2016/1/22/1572462664876032/1572462670659584/STEM/44fb2dc5ad4d42d98fbb87890135ce28.png)
![](https://img.xkw.com/dksih/QBM/2016/1/22/1572462664876032/1572462670659584/STEM/277442696de64728a838c9aa619fa358.png)
(Ⅰ)求a的值;
(Ⅱ)证明f(x)在(0,+∞)上是增函数;
(Ⅲ)解关于x的不等式f(2x﹣1)>e+
![](https://img.xkw.com/dksih/QBM/2016/1/22/1572462664876032/1572462670659584/STEM/951ceef930104b239c89f8316254055c.png)
您最近一年使用:0次