Respuesta :

Answer:

m√n + 2n -n√m

Step-by-step explanation:

Solution:

4√n^2 +√m^2n - √4n^2 - √mn^2

=  4n + m√n - 2n - n√m

=  m√n + 4n - 2n - n√m

Therefore,  m√n + 2n -n√m

PLZ MARK ME AS BRAINLIEST!!!