Question

Выполни умножение: (12r^3-6rs -10s^3) • (-2rs)

Answer 1

Ответ:

$- 24r {}^{4} s + 12r {}^{2} s {}^{2} + 20rs {}^{4}$

Пошаговое объяснение:

$(12r {}^{3} - 6rs - 10s {}^{3} ) \times ( - 2rs) = - 12r {}^{3} \times 2rs - 6rs \times ( - 2rs) - 10s {}^{3} \times ( - 2rs) = - 24r {}^{4} s + 12r {}^{2} s {}^{2} + 20rs {}^{4}$