5 ‾ √ + 2 ‾ √ ${\displaystyle \sqrt{5}+\sqrt{2}}$

3 5 ‾ √ : 2 ‾ √ ${\displaystyle 3\sqrt{5}:\sqrt{2}}$

5 ‾ √ − 2 ‾ √ ${\displaystyle \sqrt{5}-\sqrt{2}}$

( 2 ‾ √ ) 3 − 1 ${\displaystyle {\left(\sqrt{2}\right)}^3\text{}-1}$

[ 0 ; 1 ] ${\displaystyle \left[0;1\right]}$

[ 1 ; 2 ] ${\displaystyle \left[1;2\right]}$

[ 3 ; 4 ] ${\displaystyle \left[3;4\right]}$

[ 4 ; 5 ] ${\displaystyle \left[4;5\right]}$