Informatika - 2020./21. ljeto - 15.

$z=\sqrt{\frac{\sqrt{(x+y)\cdot (x-y)}}{x+y}}z=\backslash sqrt\{\backslash frac\{\backslash sqrt\{(x+y)\; \backslash cdot(x-y)\}\}\{x+y\}\}$

$z=\frac{\sqrt{\sqrt{(x+y)}}\cdot (x-y)}{x+y}z=\backslash frac\{\backslash sqrt\{\backslash sqrt\{(x+y)\}\}\; \backslash cdot(x-y)\}\{x+y\}$

$z=\sqrt{\frac{\sqrt{(x+y)}\cdot (x-y)}{x+y}}z=\backslash sqrt\{\backslash frac\{\backslash sqrt\{(x+y)\}\; \backslash cdot(x-y)\}\{x+y\}\}$

$z=\frac{\sqrt{\sqrt{(x+y)\cdot (x-y)}}}{x+y}z=\backslash frac\{\backslash sqrt\{\backslash sqrt\{(x+y)\; \backslash cdot(x-y)\}\}\}\{x+y\}$