Question: Use a truth table to determine whether the argument is valid or invalid. p ~ q p r q r p .. q .. r
Use a truth table to determine whether the argument is valid or invalid.
p ~q
p r
q r
p .. q .. r .. p ~q ... p r ... q r
T .. T .. T F _____ _____
T .. T .. F _____ ____ T
T .. F .. T _____ ______ _____
T .. F .. F T F _______
F ..T .. T _____ _____ ______
F ..T .. F F T ______
F .. F .. F ____ _____ T
F .. F .. F F T F
From the truth table, we know the argument is A) VALID B) INVALID
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