Найдите пропущенные значения:
\(\displaystyle (-19uw^{\,7}+17v^{\,4}w^{\,7})(13u^{\,5}v^{\,4}w-21v^{\,17}w^{\,2})=\)
\(\displaystyle =\)[?||-][ ]\(\displaystyle (13u^{\,5}v^{\,4}w-21v^{\,17}w^{\,2})\)[?|+|-][ ]\(\displaystyle (13u^{\,5}v^{\,4}w-21v^{\,17}w^{\,2})\)