Flashcards in Exam 2 Deck (11):

1

## P Horseshoe Q Truth Values

###
T T = T

T F = F

F T = T

F F = F

2

## P tri bar Q

###
T T = T

T F = F

F T = F

F F = T

3

## P * Q

###
T T = T

T F = F

F T = F

F F = F

4

## P v Q

###
T T = T

T F = T

F T = T

F F = F

5

## Tautology

### All of the truth values in a truth table are true

6

## Contradiction

### All of the truth values in a truth table are false

7

## Contingent Proposition

### There are both true and false values in a truth table

8

## Equivalent

### Two propositions have the same truth values

9

## Contradictory

### Two propositions have opposite truth values

10

## Valid arguments

### There is not a column that contains two true premises and a false conclusion

11