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若是定义在上的奇函数,且在上单调递减,若,则的取值范围是 ( ) A. B. ...

 若6ec8aac122bd4f6e是定义在6ec8aac122bd4f6e上的奇函数,且在6ec8aac122bd4f6e上单调递减,若6ec8aac122bd4f6e,则6ec8aac122bd4f6e的取值范围是                                                        (    )                                              

A.6ec8aac122bd4f6e                                B.6ec8aac122bd4f6e               

C.6ec8aac122bd4f6e                               D.6ec8aac122bd4f6e

 

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