Doctors and lawyers are well-paid professionals. No well-paid doctor eats at McDonaldís and no professional shops at Walmart. Therefore, no doctor eats at McDonaldís or shops at Walmart

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ISBN:9780470458365
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Chapter2: Second-order Linear Odes
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Provide logic proofs (eg: predicate logic) for the following arguments:


1) Doctors and lawyers are well-paid professionals. No well-paid doctor eats at McDonaldís and no professional shops at Walmart. Therefore, no doctor eats at McDonaldís or shops at Walmart.

(Use abbreviations Dx, Lx, Wx, Px, Mx, and Sx)

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