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2. sVr .: s Vt

2. sVr .: s Vt

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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Rules of inference. Answer number 2

I. Prove the validity of the following argument: 1. p → q (¬r) V (¬q) : -p p → q s Vr r → ¬9 .: s Vt 3. p → 9 p V r s V ¬r : ¬9 → s
Transcribed Image Text:I. Prove the validity of the following argument: 1. p → q (¬r) V (¬q) : -p p → q s Vr r → ¬9 .: s Vt 3. p → 9 p V r s V ¬r : ¬9 → s
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