Question

Разложить многочлен на множители:
(2+m)-(2+m)^2-(2+m)^3

Answer 1

(2+m)-(2+m)²-(2+m)³=(1-(2+m)-(2+m)²)(2+m)=(1-2-m-(4+4m+m²))(2+m)=(1-2-m-4-4m-m²)(2+m)=(-5-5m-m²)(2+m).