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Let U={1, 2, 3, 4, 5, 6, 7, 8, 9 }A= {1, 2, 3, 4} B = { 2,4, 6, 8} C = { 3, 4, 5, 6 } Find (A ∪ C)′

Answer»


ANSWER :`{7, 8, 9 }`


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