Задание

Найдите пропущенные значения:

\(\displaystyle {\small (45s^{\,3}-14s^{\,7}+19s^{\,50})(20s^{\,31}-9s^{\,2})=}\)

\(\displaystyle {\small =}\)[?||-][ ]\(\displaystyle {\small (20s^{\,31}-9s^{\,2})}\)[?|+|-][ ]\(\displaystyle {\small (20s^{\,31}-9s^{\,2})}\)[?|+|-][ ]\(\displaystyle {\small (20s^{\,31}-9s^{\,2})}\)