Задание

Найдите суммы одночленов:

\(\displaystyle 45u^{\,10}v^{\,13}+23u^{\,10}v^{\,13}=\) [ ]\(\displaystyle u^{\,10}v^{\,13},\)
\(\displaystyle 29s^{\,7}v^{\,9}u^{\,3}+ (-37)s^{\,7}v^{\,9}u^{\,3}=\) [ ]\(\displaystyle s^{\,7}v^{\,9}u^{\,3},\)
\(\displaystyle (-7)x^{\,8}y^{\,7}z^{\,5}+ 32x^{\,8}y^{\,7}z^{\,5}=\) [ ]\(\displaystyle x^{\,8}y^{\,7}z^{\,5},\)
\(\displaystyle (-15)v^{\,2}w^{\,9}u^{\,7}+ (-29)v^{\,2}w^{\,9}u^{\,7}=\) [ ]\(\displaystyle v^{\,2}w^{\,9}u^{\,7}.\)