Раскройте скобки: \( 6\cdot(k+m\,)^2=\)?\( k^{\,2}\) ?\( km\) ?\( m^{\,2}\)

Задание

Раскройте скобки:

\(\displaystyle 6\cdot(k+m\,)^2=\)[?||-][ ]\(\displaystyle k^{\,2}\) [?|+|-][ ]\(\displaystyle km\) [?|+|-][ ]\(\displaystyle m^{\,2}\)