Вынесите общий множитель и разложите на множители:

\(\displaystyle 15u^{\,6}+70u^{\,16}-105u^{\,12}-10u^{\,10}-75u^{\,15}+50u^{\,19}=\)

\(\displaystyle =\)[ ]\(\displaystyle \big(\)[ ]\(\displaystyle \big)\big(\)[ ]\(\displaystyle \big)\)