Quiz3Conditionals

Quiz3Conditionals - O is necessary for P. Write the forms...

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Quiz 3: Conditional Super-Quiz! Determine whether each of the following argument forms is valid or invalid (20 points total). A B B A A B ~B ~A A B ~A ~B A v ~B ~A ~B (A B) ~C (A B) ~C Take two of the argument forms that you marked as “invalid” above. (If one or none of the argument forms were invalid, just use that one or write nothing at all.) In English, write invalid arguments that have those forms. Make it clear which form corresponds to which argument. (12 points total).
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Write the conditional that corresponds to each expression (24 points total): If A, then B. Not C unless D. E if F. G only if H. Whenever I, J. K whenever L. M is sufficient for N.
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Unformatted text preview: O is necessary for P. Write the forms of the following arguments using sentence letters and logical connectives. Then determine whether they are valid or not (24 points total). Whenever I ate a pineapple, I exploded. I exploded. I ate a pineapple. I will make money. If I do not wear pants, I will not make money. I wear pants. Alex will teach underwater only if it’s allowed. Teaching underwater is allowed. Alex will teach underwater. Put an E next to each of the following that are logically equivalent to A → B. Put an X next to the others. (20 points total). B → A ~A → ~B ~B → ~A (~A) v B (~A) v (~B)...
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This note was uploaded on 03/19/2008 for the course PHL 311 taught by Professor Sinhababu during the Spring '08 term at University of Texas.

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Quiz3Conditionals - O is necessary for P. Write the forms...

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