Раскройте скобки: \( 6\cdot(2s+3t\,)^2=\)?\( s^{\,2}\) ?\( st\) ?\( t^{\,2}\)

Задание

Раскройте скобки:

\(\displaystyle 6\cdot(2s+3t\,)^2=\)[?||-][ ]\(\displaystyle s^{\,2}\) [?|+|-][ ]\(\displaystyle st\) [?|+|-][ ]\(\displaystyle t^{\,2}\)