MCQOPTIONS
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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 | |