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September 18, 2014

September 18, 2014

Posted by **anonymous** on Tuesday, September 6, 2011 at 5:37pm.

disjoint subsets of a universal set. Assume that A and B are disjoint subsets of U, and that n(U)=95, n(A)=30,and n(B')=61.

Find n(AżB').

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