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please answer only 3rd and 4 th question 1. Construct truth table for p(qr)(pq) 2. Obtain the PDNF and PCNF of p[pq)(qVp) 3. Show that

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please answer only 3rd and 4 th question

1. Construct truth table for p(qr)(pq) 2. Obtain the PDNF and PCNF of p[pq)(qVp) 3. Show that (pq)(p(pq))(pq) 4. Show that the premises pq,pr,q7r,p are inconsistent

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