Given: p is true
prove: p _ q is true
assume p and ~q are both true. ~q _ r, and r _ ~...
![subject](/tpl/images/cats/mat.png)
Mathematics, 30.01.2020 08:51 tarhondaeiland4122
Given: p is true
prove: p _ q is true
assume p and ~q are both true. ~q _ r, and r _ ~p. therefore, ~p and p cannot be true, so p and ~q cannot be true. therefore, p _ q is true.
what type of proof is illustrated above?
a. proof by contradiction
b. proof by law of detachment
c. proof by theorem
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Answers: 1
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