Respuesta :

Answer:

B

Step-by-step explanation:

when you combine f(x) and g(x) it will look like this

(f+g)(x) = 3x + 5 + (-2x)^2 - 5x + 3

= 3x-5x+5+3-2x^2 (like terms)

= -2x+8-2x^2

=-2x^2 - 2x + 8 (in the quadratic form)