

MCQOPTIONS
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1. |
Let the statement be “If n is not an odd integer then square of n is not odd.”, then if P(n) is “n is an not an odd integer” and Q(n) is “(square of n) is not odd.” For direct proof we should prove _________ |
A. | ∀nP ((n) → Q(n)) |
B. | ∃ nP ((n) → Q(n)) |
C. | ∀n~(P ((n)) → Q(n)) |
D. | ∀nP ((n) → ~(Q(n))) |
Answer» B. ∃ nP ((n) → Q(n)) | |