(Choose 1 answer)
(See picture)
A. None of the other choices is correct
B. (i)
C. (iii)
D. (iv)
E. (ii)
Let Q(x, y) be the statement "Student.x has studied subject y",S(x, z) the statement "Student.x is in class z".
Translate the sentence into a logical expression
"Every student in class CS150 has studied Calculus"?
(i) x(Q(x,Calculus) → S(x, CS150))
(ii) ∀x(S(x, CS150)→ Q(x, Calculus))
(iii) Ex(Q(x, Calculus) → S(x, CS150))
(iv) Ex(S(x, CS150) Q(x, Calculus))
Exit 21
