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1. x & y are non - zero real numbers

F (x, y) = +(x + y)0.5 , If (x +y)0.5is real, otherwise = (x + y )2
g (x, y) = (x + y )2 if (x + y )0.5 is real , otherwise = - (x + y )
For which of the following is F(x, y) necessarily greater than g(x, y)

Quantitative Aptitude Test

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