Consider the following argument and its truth table: (pAq) (p V¬)
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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Question
Consider the following argument and its truth table:

Transcribed Image Text:Consider the following argument and its truth table:
(p A q) → (p V ¬g)
...p+ q
(pAq) → (p V-g)
T
F
F
F
F
F
T
F
F
F
F
Is the argument valid or invalid? What is the reason?
O Valid, because some conclusions are true.
O Valid, because most hypothesis are true.
O Invalid, because all critical rows are false.
O Valid, because the conclusion is always true when all hypothesis are true.
Expert Solution

Step 1
Test for an argument: Critical rows of an argument are those rows whose premises are true. If a critical row have true value, then argument is valid and if a critical row have false value, then argument is invalid.
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