Asked by Sara

construct a truth table to determine whether each argument is valid. Be sure to state whether it is valid or invalid with each question.

1) ~p v q
p
____
triangle of dots p^~q

Answers

Answered by Steve
invalid.
knowing something about ~p tells you nothing about p.

If it's not raining, I'll go to the store.
It's raining.

no telling whether you go to the store or not.

You <b>can</b> say that if you don't go to the store, it's raining. (contrapositive)
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