\(\sqrt{14-2\sqrt{40}}\)

\(\sqrt{12-2\sqrt{35}}\) - \(\sqrt{12+2\sqrt{35}}\)

\(\dfrac{x-y+3\sqrt{x}+3\sqrt{y}}{\sqrt{x}-\sqrt{y}+3}\)

\(\left(\dfrac{a\sqrt{b}+b\sqrt{a}}{\sqrt{a}+\sqrt{b}}\right)\) - \(\sqrt{ab}\)

(\(\dfrac{a\sqrt{a}+b\sqrt{b}}{\sqrt{a}+\sqrt{b}}\) - \(\sqrt{ab}\) ) \(\left(\dfrac{\sqrt{a}+\sqrt{b}}{a-b}\right)^2\)

(3+\(\dfrac{2\sqrt{a}-a}{2-\sqrt{a}}\)) (3-\(\dfrac{3a+\sqrt{a}}{3\sqrt{a}+1}\))

(1-\(\dfrac{a+\sqrt{a}}{\sqrt{a}+1}\) ) (2+\(\dfrac{a-2\sqrt{a}+1}{\sqrt{a}-1}\) )