Вопрос:

Ответ:

\[*\ \cdot 5x^{2}y^{3} = - 30x^{3}y^{5}\]

\[*\ = - \frac{30x^{3}y^{5}\ }{5x^{2}y^{3}}\]

\[*\ = - 6xy^{2}.\]