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[" 7.Let "U=(1,2,3,4,5,6},A={2,3}" and "...

[" 7.Let "U=(1,2,3,4,5,6},A={2,3}" and "B={3,4,5}" .Find "A',B',A'nn B',A uu B" and hence "],[" show that "(A uu B)'=A'nn B'.]

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