Answer
$\frac{3x+2}{(1+x)^{1/2}}$
Work Step by Step
$\frac{x}{(1+x)^{1/2}}+2(1+x)^{1/2}=\frac{x+2(1+x)}{(1+x)^{1/2}}=\frac{3x+2}{(1+x)^{1/2}}$
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