5.设集合.命题若为真命题.为假命题.则a的取值范围是 ( ) A. B. C. D. 查看更多

 

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设集合,命题为真命题,为假命题,则a的取值范围是                           (   )

A.B.
C.D.

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设集合,命题为真命题,为假命题,则a的取值范围是                                                                                               (    )

       A.                              B.

       C.                                          D.

 

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设集合,命题为真命题,为假命题,则a的取值范围是                                                                                               (    )

       A.                              B.

       C.                                          D.

 

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设集合,命题为真命题,为假命题,则a的取值范围是                           (   )
A.B.
C.D.

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设集合,命题为真命题,为假命题,则a的取值范围是                     (    )

       A.  B.

       C.              D.

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