(Solved) : 8 Prove Proposition Tautology Pq Q R P R Q44028458 . . .
![8. Prove this proposition is a tautology: [(pq)^(q►r)] → ( p r)](https://media.cheggcdn.com/media/de7/de733fe4-a36e-4dbd-9540-f3776c6cfed7/phpsMpN7D.png)
Do not use truth tables, and specify the logical equivalence foreach step.Thank you!
8. Prove this proposition is a tautology: [(pq)^(q►r)] → ( p r) Show transcribed image text 8. Prove this proposition is a tautology: [(pq)^(q►r)] → ( p r)
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