Philosophy.
Deductively valid arguments must have true premises and true conclusions.
This statement is false.
If an argument has true conclusions and true premises it must be valid.
This statement is true.
If an argument is valid and the premises are true then it is sound.
This statement is true.
Only sound arguments have true conclusions.
This statement is true.
If either a premise or the conclusion is false an argument cannot be sound.
This statement is true.
Only sound arguments have true conclusions as according to the textbook a sound argument is defined as a valid argument with true premises and therefore must have true conclusions.
If either a premise or conclusion is false an argument cannot be sound because the textbook states that a sound argument is a valid one which has true premises, so if the premise is false it cannot be sound, according to the textbook definitions.
Manuscript (Definitions of Philosophy).
The fifth of Thomas Aquinas' proofs of God's exist...
Detail of The School of Athens by Raffaello Sanzio...In my opinion however, all of these statements are false, the answers I have put above are just what I have deduced from the information in the textbook. I have had great difficulty answering these questions as it appeared that each statement contradicted the other and was nothing more than a play on words. I do not follow the logic of there having to be a true or false answer to this part of the assignment as it opposes the definition of philosophy. I feel the answers I have given are the best I can give within the perimeters of the question as it seems to be narrow minded, it works on the basis that there will be a conclusion as the outcome of the argument, when in actual fact this is rarely the case. It seems to me that it ignores other attributing factors, such...