Question

(m - 4mn/m+n) : ( m/n+m + n/ m-n + 2mn/ n^2 + m^2 )

Answer 1

Упрощение:

3n^3-4mn^2+m^2n/(-m^2)n^2-mn^2+n^2+m^3n+m^2n-3mn+3m^2

Разложение на множители:

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