[imath]\dfrac{x + \sqrt{x}}{x - 2\sqrt{x} + 1} : \left (\dfrac{\sqrt{x} + 1}{\sqrt{x}} - \dfrac{1}{1-\sqrt{x}} + \dfrac{2 - x}{x - \sqrt{x}} \right)[/imath]
[imath]= \dfrac{x + \sqrt{x}}{(\sqrt{x} - 1)^2} : \left ( \dfrac{(\sqrt{x} + 1)(\sqrt{x} - 1)}{\sqrt{x}(\sqrt{x} - 1)} + \dfrac{1}{\sqrt{x} - 1} + \dfrac{2 - x}{x - \sqrt{x}} \right)[/imath]
[imath]= \dfrac{x + \sqrt{x}}{(\sqrt{x} - 1)^2} : \dfrac{x - 1 + \sqrt{x} + 2-x}{x - \sqrt{x}}[/imath]
[imath]= \dfrac{x + \sqrt{x}}{(\sqrt{x} - 1)^2} : \dfrac{\sqrt{x} + 1}{x - \sqrt{x}}[/imath]
[imath]=\dfrac{\sqrt{x}(\sqrt{x} + 1)}{(\sqrt{x} - 1)^2} . \dfrac{\sqrt{x}(\sqrt{x} -1)}{\sqrt{x} + 1}[/imath]
[imath]= \dfrac{x}{\sqrt{x} - 1}[/imath]
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