Multiple Choice Questions on If A B and C are subsets of a Universal set then which one of the following is not correct Where A r........... for NDA Exam Preparation

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Multiple Choice Questions

If A B and C are subsets of a Universal set then which one of the following is not correct Where A r...........

Mathematics (NDA) Set theory
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    If A, B and C are subsets of a Universal set, then which one of the following is not correct? Where A’ is the complement of A.

    A∪(B∩C)=(A∪B)∩(A∪C)
    Incorrect Answer

    A′∪(A∪B)=(B′∩A)∪A

    Incorrect Answer

    A∪(B∪C)=(C′∩B)′∩A

    Correct Answer
    (A∩B)∪C=(A∪C)∩(B∪C)
    Incorrect Answer
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    Explanation:

    Checking through option ‘3 ' is incorrect.

    By: Munesh Kumari
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