Задание

Найдите разность многочленов:

\(\displaystyle (9uvw+71uv^{\,2}-13v^{\,4}-19u^{\,2}v^{\,2})-(56uv^{\,2}-6v^{\,4}-12u^{\,2}v^{\,2}+15)=\)

\(\displaystyle =\)[ ]