/ - черта дроби (3/3m²n-6mn²)-(2/4mn-2m²)=?

Question

/ - черта дроби (3/3m²n-6mn²)-(2/4mn-2m²)=?

Answer 1

3/3mn(m-2n)+2/2m(m-2n)=1/mn(m-2n)+1/m(m-2n)=
=(1+n)/mn(m-2n)

Comments

спасибки

Answer 2

3/3mn(m-2n)+2/2m(m-2n)=1/mn(m-2n)+1/m(m-2n)=
=(1+n)/mn(m-2n)