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If \(x\) is a positive integer, is \(x\) even?
(1) The remainder of \(\dfrac{x^2-1}4\) is \(0\)
(2) \(x < 5\)
Answer: A
Source: Manhattan GMAT
(1) The remainder of \(\dfrac{x^2-1}4\) is \(0\)
(2) \(x < 5\)
Answer: A
Source: Manhattan GMAT
