Respuesta :

Answer:

D

Step-by-step explanation:

x^2+2x-5-(-3x^2-4x+1)

x^2+2x-5+3x^2+4x-1

4x^2+6x-6

s1m1

Answer:

D

Step-by-step explanation:

f(x)-g(x)=x²+2x-5+3x²+4x-1  combine like terms

4x²+6x-6