Respuesta :

Answer:

-26

Step-by-step explanation:

  1. Insert the f(-1) into the equation.
  2. It'll be f(-1) = 6(-1) + 13(-1) + 2(-1) - 5
  3. After you times all of it. You'll get 7-13-2-5
  4. Solve it and you'll get -26