(Choose 1 answer)
(See picture)
Let C(x) = "x is a student in your school",
P(x) = "x can speak Russian"
A. (iii)
B. (i)
Q(x) = "x knows the computer language C++."
The domain for quantifiers consists of all people.
C. (ii)
D. None of the other choices is correct
Express the sentence
"No student at your school can speak Russian or knows C ++"
in terms of C(x), P(x), Q(x), quantifiers, and logical connectives.
(i)Vx C(x) → (P(x)V Q(x))
(ii)Vx C(x)→(P(x)∨ ¬Q(x))
(iii) ∀x-C(x)→(¬P(x)-Q(x))
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Q: 2
