[tex] \sqrt{\sqrt{22}+\sqrt{11+\sqrt{11}}}\cdot \sqrt{\sqrt{22}-\sqrt{11+\sqrt{11}}}=
\sqrt{22-11-\sqrt{11}}.[/tex]=[tex]\sqrt{11-\sqrt{11}}[/tex]
Atunci expresia devine
[tex]\sqrt{110}\cdot\sqrt{11+\sqrt{11}}\cdot\sqrt{11-\sqrt{11}}=
[/tex]
=[tex]\sqrt{110}\cdot\sqrt{121-11}=\sqrt{110}\cdot\sqrt{110}=110.[/tex]