Respuesta :

Answer:

x^2-2x-8

Step-by-step explanation:

FOIL the two together and get x^2 for the first, -4x outer, +2x inner, -8 last. Then combine like terms and get x^2-2x-8

mhanifa

Answer:

(fg)(x)) = x² - 2x -8

Step-by-step explanation:

  • f(x) = x + 2,
  • g(x) = x - 4
  • (f*g)(x) = ?

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  • (fg)(x) = (x-4)(x + 2) = x² - 4x + 2x - 8 = x² - 2x -8
  • (fg)(x)) = x² - 2x -8

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