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[GMAT math practice question]
If A = \(\frac{2xy}{y^2+1}\) and \(y\ge1\) , what is \(\frac{\sqrt{x+A}+\sqrt{x-A}}{\sqrt{x+A}-\sqrt{x-A}}\) ?
A. x
B. 2x
C. 3x
D. y
E. 5y
If A = \(\frac{2xy}{y^2+1}\) and \(y\ge1\) , what is \(\frac{\sqrt{x+A}+\sqrt{x-A}}{\sqrt{x+A}-\sqrt{x-A}}\) ?
A. x
B. 2x
C. 3x
D. y
E. 5y
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