Question: Exercise 7. Prove (pq)(pq) using (1) truth table and (2) the substitution theorem and the known logical equivalences. (8 marks)

Exercise 7. Prove (pq)(pq) using (1) truth table and (2) the

Exercise 7. Prove (pq)(pq) using (1) truth table and (2) the substitution theorem and the known logical equivalences. (8 marks)

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