Philosophy Homework Solutions

Truth Tables

How do you use truth tables to show if an argument is valid or not??? a.Ray is thinking about his study plans. He thinks: If I don't study, then I won't do well on the test.: Therefore, if I do well, then I have studied. Is Ray's inference valid? I set it up so that: S=I study W=I do well on the test Ray's argume ...continues

Counterexample Method

Can you show me how to use the counterexample method to prove the following categorical syllogism invalid. "All criminals who assist other criminals in bank robberies are persons guilty of larceny. Accordingly, some individuals driven by greed are not persons guilty of larceny, inasmuch as some criminals who assist other cri ...continues

Rules of Inference

Rules of Inference

Rules of Inference

Rules of Inference

Rules of Inference

Rules of Inference

Modern Square of Opposition

I'm not really sure if this is a valid argument or not. We are supposed to solve it using the modern square of opposition and the wording is just confusing me! a. It is false that some dogs are not mammals. Therefore, it is false that no dogs are mammals. Valid or invalid?

Propositional Logic

I have 25 statements I'm supposed to translate into Propositional Logic form and these three are giving me some trouble. Do you think you could help? e) Liza Minelli marries another businessman if Michael Jackson has another nose job, provided it is not the case that neither Britney Spears nor Justin Timberlake is videotape ...continues

Truth Tables

As part of a packet of problems there are 5 truth table problems and I am having problems solving this one. Can you help me set it up?

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