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Mathematics, 10.07.2019 03:30 kayleep3947

Prove that the given argument is valid. first find the form of the argument by defining predicates and expressing the hypotheses and the conclusion using the predicates. then use the rules of inference to prove that the form is valid. (a) the domain of discourse is the set of musicians in an orchestra. everyone practices hard or plays badly (or both). someone does not practice hard. someone plays badly

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