(Choose 1 answer)
(See picture)
A. (ii)
B. (iv)
C. None of the other choices is correct
D. (i)
E. (iii)
Let P(x) be a propositional function on {1, 2, 3}.Find a proposition that is logically equivalent to
Vx-P(x)
(i) P(1) AP(2) AP(3)
(ii) P(1) P(2)AP(3)
(iii) P(1) VP(2) V P(3)
(iv) P(1) VP(2) V-P(3)
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13
