Respuesta :

wegnerkolmp2741o

Answer:

3x^2-4

Step-by-step explanation:

f(x) = 2x² + 3 and g(x)=x²-7

(f+ g)(x) = 2x² + 3  + x²-7

Combine like terms

            = 2x^2+x^2+3-7

            =3x^2-4