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If \(x^3 - x = n\) and \(x\) is a positive integer greater than 1, is \(n\) divisible by 8?
(1) When \(3x\) is divided by 2, there is a remainder.
(2) \(x = 4y + 1,\) where y is an integer.
Answer: D
Source: Manhattan GMAT
(1) When \(3x\) is divided by 2, there is a remainder.
(2) \(x = 4y + 1,\) where y is an integer.
Answer: D
Source: Manhattan GMAT
