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已知 则是q的 ( ) A. 充分不必要条件 B. 必要充分不条件 C. 充要...

 已知6ec8aac122bd4f6e 则6ec8aac122bd4f6e是q的                                (     )

A. 充分不必要条件                            B. 必要充分不条件

C. 充要条件                                  D. 既非充分又非必要条件

 

A 【解析】:;,因为,所以是q的充分不必要条件 .
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