Сократите дробь m³-m²n+mn²/m³+n³

Question

Сократите дробь m³-m²n+mn²/m³+n³

Answer 1

(m^3-m^2n+mn^2)/(m^3+n^3) = m(m^2-mn+n^2)/((m+n)(m^2-mn+n^2))=m/(m+n)