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        1. A. B.1 C.16 D.32 查看更多

           

          題目列表(包括答案和解析)

          下列數(shù)列為等比數(shù)列的是(   )

          A.1,2,3,4,5,6,                    B.1,2,4,8,16,32,

          C.0,0,0,0,0,0,                    D.1,-2,3,-4,5,-6,

           

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          下列數(shù)列為等比數(shù)列的是(   )

          A.1,2,3,4,5,6, B.1,2,4,8,16,32,
          C.0,0,0,0,0,0, D.1,-2,3,-4,5,-6,

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          下列數(shù)列為等比數(shù)列的是(   )
          A.1,2,3,4,5,6, B.1,2,4,8,16,32,
          C.0,0,0,0,0,0, D.1,-2,3,-4,5,-6,

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          集合{x∈N|0<|x﹣1|<4}的真子集的個數(shù)是  
            [     ]
          A.32
          B.31
          C.16
          D.15

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          集合M={1,2,3,4,5}的子集個數(shù)是

          [  ]

          A.32
          B.31
          C.16
          D.15

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