If \(k\) is not equal to \(0, 1,\) or \(-1\) is \(\dfrac1{k}>0?\)

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by Vincen » Fri Jul 09, 2021 10:32 am

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If \(k\) is not equal to \(0, 1,\) or \(-1\) is \(\dfrac1{k}>0?\)

(1) \(\dfrac1{k-1}>0\)

(2) \(\dfrac1{k+1}>0\)

Answer: A

Source: GMAT Prep

Source: Beat The GMAT — Data Sufficiency | Fri Jul 09, 2021 10:32 am

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