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(De Morgan's laws) For any two sets A and B, prove that: I. (A∪B)′=(A′∩B′) II. (A∩B)′=(A′∪B′)

Answer»

(De Morgan's laws) For any two sets A and B, prove that:
I. (A∪B)′=(A′∩B′)

II. (A∩B)′=(A′∪B′)



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