Question: QUESTION 1 ( 8 points ) . Let p , q and r be propositional variables. Prove the following logical equivalence ( n o t

QUESTION 1(8 points). Let p,q and r be propositional variables. Prove the following logical equivalence
(notpq)??(notpr)-=not(q??r)p
(1)...using a truth table. In your truth table, include at least 3 intermediate steps.
(2)...using the laws of logic. You must use only one law per step, and name the law you are using at each step.
QUESTION 1(8 points). Let p,q and r be propositional variables. Prove

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