hw1s - Philosophy 12A Homework Assignment #1 Solutions T T...

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Philosophy 12A Homework Assignment #1 Solutions T F 1 . If an argument has a false conclusion it is invalid. T F 2 . The moon is made of green cheese. T F 3 . No unsound arguments have a true conclusion. T F 4 . If it is not possible for the conclusion of an argument to be false, then the argument is valid. T F 5 . Every invalid argument has a false conclusion. T F 6 . Some invalid arguments have a false conclusion. T F 7 . All sound arguments are valid. T F 8 . If two arguments have identical logical form, then either they are both valid or they are both invalid. T F 9 . If an argument has true premises and a true conclusion, then it is sound. T F 10 . No unsound arguments have a false conclusion. T F 11 . If the conclusion of a valid argument is false, then at least one of its premises is false. T F 12 . Some invalid arguments have a false premise. T F 13 . No sound arguments have a false conclusion. T
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This note was uploaded on 04/22/2010 for the course PHIL 63170 taught by Professor Fitelson during the Spring '10 term at University of California, Berkeley.

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