Exam 2 Flashcards
1
Q
P Horseshoe Q Truth Values
A
T T = T
T F = F
F T = T
F F = F
2
Q
P tri bar Q
A
T T = T
T F = F
F T = F
F F = T
3
Q
P * Q
A
T T = T
T F = F
F T = F
F F = F
4
Q
P v Q
A
T T = T
T F = T
F T = T
F F = F
5
Q
Tautology
A
All of the truth values in a truth table are true
6
Q
Contradiction
A
All of the truth values in a truth table are false
7
Q
Contingent Proposition
A
There are both true and false values in a truth table
8
Q
Equivalent
A
Two propositions have the same truth values
9
Q
Contradictory
A
Two propositions have opposite truth values
10
Q
Valid arguments
A
There is not a column that contains two true premises and a false conclusion
11
Q
Invalid arguments
A
There is a column that contains two true premises and a false conclusion
