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QUESTION 2 (12 marks) a) Show that (p(pq)) and pq are logically equivalent by using series of logical equivalence. (3 marks) b) Determine whether (pq)(pq)

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QUESTION 2 (12 marks) a) Show that (p(pq)) and pq are logically equivalent by using series of logical equivalence. (3 marks) b) Determine whether (pq)(pq) is a tautology. (4 marks) c) With the aid of a truth table, convert the expression (pq)(qr) into Disjunction Normal Form (DNF)

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