$$\eqalign{
\left( {{{36,5}^2} - {{27,5}^2}} \right):\left( {\frac{{{{57}^3} + {{33}^3}}}{{90}} - 57 \cdot 33} \right)
} $$
$$\eqalign{
\begin{array}{l}
1){\text{ }}{36,5^2} - {27,5^2} = \left( {36,5 - 27,5} \right) \cdot \left( {36,5 + 27,5} \right) = 9 \cdot 64 = {\left( {3 \cdot 8} \right)^2} = {24^2}\\
2){\text{ }}\frac{{{{57}^3} + {{33}^3}}}{{90}} - 57 \cdot 33 = \frac{{\left( {57 + 33} \right) \cdot \left( {{{57}^2} - 57 \cdot 33 + {{33}^2}} \right)}}{{90}} - 57 \cdot 33 = \\
{57^2} - 57 \cdot 33 + {33^2} - 57 \cdot 33 = {57^2} - 2 \cdot 57 \cdot 33 + {33^2} = {\left( {57 - 33} \right)^2} = {24^2}\\
3){\text{ 2}}{{\text{4}}^2}:{24^2} = 1
\end{array}
} $$
\[1\]
