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1. |
Find a counterexample of ∀x∀y(xy > y), where the domain for all variables consists of all integers. |
A. | x = -1, y = 17 |
B. | x = -2 y = 8 |
C. | Both x = -1, y = 17 and x = -2 y = 8 |
D. | Does not have any counter example |
Answer» D. Does not have any counter example | |