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12. Two finite sets A and B have p and q elements respectively (p>q). The number of subsets of the power set of A is 240 more than the total number of subsets of power set of B. Then p+q is ________.

Answer» 12. Two finite sets A and B have p and q elements respectively (p>q). The number of subsets of the power set of A is 240 more than the total number of subsets of power set of B. Then p+q is ________.


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