Question

3. Let P = {1, 3, 5, 7} Q = {3, 7, 9, 11}R = {1, 5, 8, 11}, then verify the following.(a) P ∪ (Q ∩ R) = (P ∪ Q) ∩ (P∪ R) (b) P ∩ (Q ∪ R) = (P ∩ Q) ∪ (P∩ R)

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