Hejka!
[tex]5\sqrt{6} = \sqrt{25} * \sqrt{6} = \sqrt{150}[/tex]
[tex]6\sqrt{5} = \sqrt{36} * \sqrt{5} = \sqrt{180}\\[/tex]
[tex]\sqrt{150} < \sqrt{180}[/tex]
zatem:
[tex]5\sqrt{6} < 6\sqrt{5}[/tex]
Pozdrawiam :P