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\(a=x+y\) and \(b=x-y.\) If \(a^2=b^2,\) what is the value of \(y?\)
(1) \(\sqrt{x}+\sqrt{y}>0\)
(2) \(\sqrt{x}-\sqrt{y}>0\)
Answer: B
Source: Manhattan GMAT
(1) \(\sqrt{x}+\sqrt{y}>0\)
(2) \(\sqrt{x}-\sqrt{y}>0\)
Answer: B
Source: Manhattan GMAT
