An invalid argument is given below. 3x (P(x) v Q(x)) vx P(x) .. 3X Q(x) The domain of x is the set of positive integers. Select a definition for each predicate P and Q that proves that the argument is invalid. P(x): x is a multiple of 3 x² ZX x is prime Q(x): x+1>0 x < 1 x is odd

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