Question

(m + 1) (m² + 2m -1)
bantu ya plis bsk d kumpulin

Answer 1

=m^3 + 2m^2 - m+ m^2 +2m -1
= m^3 +2m^2+m^2 -m+2m-1
= m^3 +4m^2 +m-1

*(^) dibaca pangkat