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  5. Number System and its Operations

SSC Quantitative Aptitude Number System and its Operations Question Bank Set Theory (II)

  • question_answer
    Which one of the following is correct?

    A) \[A\cup P(A)=P(A)\]

    B) \[A\cup P(A)=A\]

    C) \[A-P\,(A)=A\]

    D) \[P\,(A)-\{A\}=P(A)\]

    Correct Answer: C

    Solution :

    [c] \[A-P(A)=A'\] which is correct as A and P [A] are disjoint sets.


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