Задание

Найдите разность многочленов:

\(\displaystyle \left(-11x^{\,2}y^{\,3}z-6xy^{\,2}z^{\,3}+15xy+23xyz\right)-\left(-2xy^{\,2}z^{\,3}+4x^{\,2}y^{\,3}z+3xyz-23xy\right)=\)

\(\displaystyle =\)[?||-][ ]\(\displaystyle x^{\,2}y^{\,3}z\)[?|+|-][ ]\(\displaystyle xy^{\,2}z^{\,3}\)[?|+|-][ ]\(\displaystyle xy\)[?|+|-][ ]\(\displaystyle xyz\)