Given that,
U={1,2,3,4,5}, A={1,2,4} and B={1,3,5}.
A′=U−A
={1,2,3,4,5} − {1,2,4}
={3,5}
B′=U−B
={1,2,3,4,5} − {1,3,5}
={2,4}
So, A′∪B′
= {3,5}∪{2,4}
= {2,3,4,5}
#AnswerForTrees
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