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If u={1,2, 3, 4, 5, 6, 7, 8, 9}, A={1, 2, 3, 4}, B={2, 4, 6, 8} and C={3, 4, 5, 6} findA1 and B-C |
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Answer» Hi FRIEND SINCE U = {1,2,3,4,5,6,7,8,9} and A = {1,2,3,4} so A' = U - A = {5,6,7,8,9} |
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