Question

Упростите выражение
(m+3)*m^2-(m^2-1)*m+4(2-2m^2)

Answer 1

m³+3m²-m³+m+8-8m²= -5m²+m+8

Answer 2

m³+4m²-(m³-m)+8-8m²=m³+3m²-m³+m+8-8m²=-5m²+m+8