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Question

~(pq)(~pq)is logically equivalent to


A

~p

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B

p

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C

q

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D

~q

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Solution

The correct option is A

~p


Explanation for the correct option:

Finding ~(pq)(~pq)is logically equivalent to:

~pq(~pq)(~p~q)(~pq)~p(~qq)[p(qr)=(pq)(pr)]~p(~qq)~p[IfqisT~qisF~qqT]

Hence the correct answer is option (A)


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