Question

10) If A-B = {3,4,5), B-A = {1,8,9; and AnB = {6, 7), then find A UB.
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Answer 1

Find (ii) B B = U B = {1, 2, 3, 4, 5, 6, 7, 8, 9} {2, 4, 6, 8} = {1,3,5,7,9} Ex 1.5 , 1 ...