Question: Do not use truth tables, and specify the logical equivalence for each step.Thank you! 8. Prove this proposition is a tautology: [(pq)^(qr)] ( p r)

Do not use truth tables, and specify the logical equivalence for

Do not use truth tables, and specify the logical equivalence for each step.Thank you!

8. Prove this proposition is a tautology: [(pq)^(qr)] ( p r)

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