Question

5-6√x/√x-5√x/x при x=2+√3

Answer 1

$\frac{5-6\sqrt{x} }{\sqrt{x} } -\frac{5\sqrt{x} }{x} =\frac{5\sqrt{x}-6x-5\sqrt{x}}{x} =\frac{-6x}{x} =-6$