(a) Let P, Q, R denote the primitive statements given as P: Edward studies. Q: Edward plays tennis R: Edward passes Discrete Mathematics subject Now, let P1, P2, P3 denote the premises P1: If Edward studies, then he will pass Discrete Mathematics subject P2: If Edward doesn't play tennis, then he'll study P3: Edward failed Discrete Mathematics subject i) Rewrite the premises P1, P2, P3 using symbols P, Q, R. ii) Determine whether the argument (P1 P2 P3)Q is valid or not valid by constructing the truth table. iii) Based on your answer in (ii), explain why the argument is valid/not valid.

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