Is the below argument valid? Prove your answer by replacing each proposition with a variable to obtain the form of the argument. Then prove that the form is valid or invalid.
Is the below argument valid? Prove your answer by replacing each proposition with a variable to obtain the form of the argument. Then prove that the form is valid or invalid. “If k is a prime number, then 2k-4 is a composite number. 2k-4 is a composite number. Therefore, k is a prime number.” Q4.1 […]