Respuesta :

Answer:

Answer :

( -4x3 + x^2y - xy2) = -4x^3 + x^2y - xy^2

( 3x3 - xy2 + 5x^2y) = 3x^3 - xy^2 + 5x^2y

( 7xy2 + 3y3) = 7xy^2 + 3y^3

Step-by-step explanation: