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Gmat_mission
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If \(x\) is a positive integer, is \(x! + x + 1\) a prime number?
(1) \(x < 10\)
(2) \(x\) is even
[spoiler]OA=E[/spoiler]
Source: Manhattan GMAT
(1) \(x < 10\)
(2) \(x\) is even
[spoiler]OA=E[/spoiler]
Source: Manhattan GMAT