Question

Упростите выражени
(m+n)^2-(m-n)(m+n)/m^2n+n^2m

Answer 1

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

Answer 2

(m+n)^2-(m-n)(m+n)/m^2n+n^2m=m2+2mn+n2-m2+n2/m2+n2=2mn+n2/m2+n2=2n(m+n)/(m^2+n^2)