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Math Help - set

  1. #1
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    set

    P is a set containing n elements.a subset A is elected at random.The set P is reconstructed by replacing its elements.A subset B of P is again selected at random

    the no of ways of selecting subsets A and B such that A(union)B is equal to P
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  2. #2
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    Once again, you should understand that this is not a homework service nor is it a tutorial service. PLease either post some of your own work on this problem or explain what you do not understand about the question.
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