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设函数的图象关于直线及直线对称,且时, ,则 ( ) A. B. C. D.

设函数6ec8aac122bd4f6e的图象关于直线6ec8aac122bd4f6e及直线6ec8aac122bd4f6e对称,且6ec8aac122bd4f6e时,

6ec8aac122bd4f6e,则6ec8aac122bd4f6e                                                                                                                                (    )

 

A.6ec8aac122bd4f6e                          B.6ec8aac122bd4f6e                   C.6ec8aac122bd4f6e                   D.6ec8aac122bd4f6e

 

 

B 【解析】略
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