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Determine the line and the reason for the entry on line 5 given the following part of a formal proof of validity: 1. (P= Q) A (R= S) РAR 2. 3. P = Q 4. 5. 6. (R= S) ^ (P → Q) A 3,4 MODUS PONENS B 1,2 CONSTRUCTIVE DILEMMA 1 SIMPLIFICATION D 1,2 DESTRUCTIVE DILEMMA

Determine the line and the reason for the entry on line 5 given the following part of a formal proof of validity: 1. (P= Q) A (R= S) РAR 2. 3. P = Q 4. 5. 6. (R= S) ^ (P → Q) A 3,4 MODUS PONENS B 1,2 CONSTRUCTIVE DILEMMA 1 SIMPLIFICATION D 1,2 DESTRUCTIVE DILEMMA

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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Determine the line and the reason for the entry on line 5 given the following part of a formal proof of validity: 1. (P= Q) A (R= S) РЛR .'.Q^S ... 2. 3. P > Q 4. 5. 6. (R= S) A (P = Q) A 3,4 MODUS PONENS B 1,2 CONSTRUCTIVE DILEMMA 1 SIMPLIFICATION D 1,2 DESTRUCTIVE DILEMMA
Transcribed Image Text:Determine the line and the reason for the entry on line 5 given the following part of a formal proof of validity: 1. (P= Q) A (R= S) РЛR .'.Q^S ... 2. 3. P > Q 4. 5. 6. (R= S) A (P = Q) A 3,4 MODUS PONENS B 1,2 CONSTRUCTIVE DILEMMA 1 SIMPLIFICATION D 1,2 DESTRUCTIVE DILEMMA
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