Let P(x) and Q(x) be open sentences where the domain of the variable x is S. Which of
Chapter 2, Problem 2.72(choose chapter or problem)
Let P(x) and Q(x) be open sentences where the domain of the variable x is S. Which of the followingimplies that ( P(x)) Q(x) is false for some x S?(a) P(x) Q(x) is false for all x S.(b) P(x) is true for all x S.(c) Q(x) is true for all x S.(d) P(x) Q(x) is false for some x S.(e) P(x) ( Q(x)) is false for all x S.
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