Question

If a={1,2,3},b{2,3,4},u={1,2,3,4,5,6} prove that (aub)'=a'nb'

Answer 1

Answer:

[aub] ={1, 2,3,4}

[aub]'={5, 6}

a'={4, 5,6}

b'={1, 5,6}

a'nb'={5, 6}

(aub) =a'nb'

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