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10 Cards in this Set
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- Back
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conjuction
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only true when p and q are true
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disjunction
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only true when either p is true q is true or both are true
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conditional
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true in every case except when p is true and q is false
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biconditional
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only true when p and q have the same truth value, when both are either true or false.
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self contradiction
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compound state that is always false
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tautology
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compund statement that is always true
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implication
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conditional statement that is a tautology
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equivalent
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if both statements have the same truth values in the answer columns of the truth tables
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valid argument
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its conclusion necessarily follows from a given set of premises
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invalid argument
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when conclusion does not necessarily follow given set of premises.
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