Question: Use the basic natural deduction rules for propositional logic to prove the validity of the following sequent: (i) (p(qr))((pq)(pr)) (ii) F(pq)(pq) Question 1.3 Say we

Use the basic natural deduction rules for propositional logic to prove

Use the basic natural deduction rules for propositional logic to prove the validity of the following sequent: (i) (p(qr))((pq)(pr)) (ii) F(pq)(pq) Question 1.3 Say we have to prove the validity of the following sequent using the basic natural deduction rules: pqrF(pq)(pr)

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