Question

Преобразуйте произведение в многочлен: −2,6n3m7(6,7n4m−8,8nm3−3m4)

Answer 1

-1463.28$n^{2} m^{2}$+1441.44$n^{2} m^{2}$+655.2$m^{2}$n=-21.84$n^{2} m^{2}$+655.2$m^{2}$n