Respuesta :

Answer:

D. [tex]-x(x^2+3x+4)[/tex]

Step-by-step explanation:

[tex]-x^3-3x^2-4x = -(x^3+3x^2+4x)= -x(x^2+3x+4)[/tex]

Answer: a

Step-by-step explanation: a p e x 2020