Question: Either prove that the wff is a valid argument or give an interpretation in which it is false. A. [(x)P(x)(x)Q(x)](x)[P(x)Q(x)] B. (x)P(x)(x)Q(x)(x)[P(x)(Qx)]

Either prove that the wff is a valid argument or give an interpretation in which it is false.

A. [(x)P(x)(x)Q(x)](x)[P(x)Q(x)]

B. (x)P(x)(x)Q(x)(x)[P(x)(Qx)]

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