Question: 3. (4 marks) Determine whether the following are equivalent: a. p(qr) and p(qr) b. p(qr) and p(rq) 6. ( 2 marks) Which of the following

3. (4 marks) Determine whether the following are equivalent: a. p(qr) and p(qr) b. p(qr) and p(rq) 6. ( 2 marks) Which of the following is Tautology: a. (ab)(ab) b. (ab)(ab)(ab)

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