If the sentence 'Por Q' is true and the sentence 'Not-Q' is true, which of the following sentences must also be true? ('
Posted: Thu May 12, 2022 3:44 pm
If the sentence 'Por Q' is true and the sentence 'Not-Q' is true, which of the following sentences must also be true? ('P' and 'Q' stand for any two sentences.) OP O Q and not-Q O If P, then Q O Not-P