SOLUTION: Use truth tables to determine if the following arguments are valid.
a) p-> (q V r)
p ^ ~r
___________ ____
therefore it is ~q
b)p V ~q
p -> q
___________ ____
the
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-> SOLUTION: Use truth tables to determine if the following arguments are valid.
a) p-> (q V r)
p ^ ~r
___________ ____
therefore it is ~q
b)p V ~q
p -> q
___________ ____
the
Log On
Question 790154: Use truth tables to determine if the following arguments are valid.
a) p-> (q V r)
p ^ ~r
________________
therefore it is ~q
b)p V ~q
p -> q
________________
therefore p <-> q Answer by solver91311(24713) (Show Source):
p | q | r | ~q | ~r | q v r | p => (q v r) | p ^ ~r
T T T F F T T F
T T F F T T TT
T F T T F T T F
T F F T T F F T
F T T F F T T F
F T F F T T T F
F F T T F T T F
F F F T T F T F
Where p => (q v r) and p ^ ~r are both true, ~q is false. Invalid argument.
John
Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
