Respuesta :

Answer:

D. 3x² - x - 6

Step-by-step explanation:

(f - g)(x) = f(x) - g(x)

  • (f - g)(x) = 3x² - 4 - (x + 2)
  • (f - g)(x) = 3x² - x - 6
Answer: The answer is D
Explanation: .