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2. Construct a truth table for: a. (pq) (q+r) b. (p q) A (p®-q)

2. Construct a truth table for: a. (pq) (q+r) b. (p q) A (p®-q)

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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2. Construct a truth table for: a. (-p-q) → (q+r) b. (p q) A (p-q) 3. Show if the following is a tautology, contradiction or contingency: a. [(p V q) A (pr) A (q→r)] → r b. [(p→q) A (ar)] → (pr)
Transcribed Image Text:2. Construct a truth table for: a. (-p-q) → (q+r) b. (p q) A (p-q) 3. Show if the following is a tautology, contradiction or contingency: a. [(p V q) A (pr) A (q→r)] → r b. [(p→q) A (ar)] → (pr)
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