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设是定义在R上的偶函数,且在上是增函数,已知,且 ,那么一定有 ( ) A. B...

6ec8aac122bd4f6e是定义在R上的偶函数,且在6ec8aac122bd4f6e上是增函数,已知6ec8aac122bd4f6e,且

6ec8aac122bd4f6e,那么一定有                                                                             (    )

       A.6ec8aac122bd4f6e                                         B.6ec8aac122bd4f6e        

       C.6ec8aac122bd4f6e        D.6ec8aac122bd4f6e

 

B 【解析】
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