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Discussion :: Sets, Relations and Functions

  1.  Let n(A) denotes the number of elements in set A. If n(A) =p and n(B) = q, then how many ordered pairs (a, b) are there with a ∈ A and b ∈ B ?

  2. A.

    p x q

    B.

    p + q

    C.

    2 pq

    D.

    4 pq

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    Workspace

    Answer : Option A

    Explanation :

    p x q


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