Respuesta :

Answer:

(f-g)(x) = -x^2 + 2x + 8

Step-by-step explanation:

(f-g)(x) = 2x + 1 - (x^2 -7)

(f-g)(x) = 2x + 1 - x^2 +7

(f-g)(x) = -x^2 + 2x + 8

Answer:APEX

(f-g)(x) = -x^2 + 2x + 8

Step-by-step explanation: