If \(x\) and \(y\) are nonzero integers, is \((x^{-1}+y^{-1})^{-1}>(x^{-1}\cdot y^{-1})^{-1}?\)

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by VJesus12 » Thu Nov 05, 2020 7:51 am

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If \(x\) and \(y\) are nonzero integers, is \((x^{-1}+y^{-1})^{-1}>(x^{-1}\cdot y^{-1})^{-1}?\)

(1) \(x = 2y\)

(2) \(x + y > 0\)

Answer: A

Source: Manhattan GMAT

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If \(x\) and \(y\) are nonzero integers, is \((x^{-1}+y^{-1})^{-1}>(x^{-1}\cdot y^{-1})^{-1}?\)

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If \(x\) and \(y\) are nonzero integers, is \((x^{-1}+y^{-1})^{-1}>(x^{-1}\cdot y^{-1})^{-1}?\)

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