Question: 7. Let P(x): x?> 3, Q(x): x? = 9, and R(x): 2x + 10 = 0 be three predicates on the domain of Z, the

7. Let P(x): x?> 3, Q(x): x? = 9, and R(x):

7. Let P(x): x?> 3, Q(x): x? = 9, and R(x): 2x + 10 = 0 be three predicates on the domain of Z, the set of integers. Find the truth values of each statement below: Ex(P(2) v R(2)); Vx(R(x) P(x)); Ex(P(x) A Q(x)); Vx(P(x) +-Q(x))

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