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Discussion :: Sets, Relations and Functions

  1.  Which of the following does not have a proper subset

    2. A.

    {x: x ? Q}
    B.

    {x: x ? Q, 3 < x < 4
    C.

    {x: x ? N, 3 < x < 4}
    D.

    none of these

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    Workspace

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    Answer : Option C

    Explanation :

    {x: x ? N, 3 < x < 4}

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