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If U = {x : x ≤ 6 and x ∈ N}, A = {3, 5}, B = {2,5,6} then find (A ∪ B)’. |
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Answer» A ∪ B = {3, 5} ∪ [2; 5, 6] = [2, 3, 5, 6] ∴ (A ∪ B)’ = {1, 4}. |
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