1.

If P={1,2,3,4},Q={3,4,5,6},R={1,3,5} verfiy that P-(QuR)=(P-Q)n(P-R)​

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ANSWER:

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Explanation:

P = {1,2,3,4}

Q={3,4,5,6}

R ={1,3,5}

QUR={1,3,4,5,6}

P-Q={1,2}

P-R={2,4}

LHS= P-(QUR)

= {2}

RHS= (P-Q)n(P-R)

= {2}

SINCE,LHS=RHS

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