For fx) = 3x+1 and g(x) = х2 - 6, find (f- g)(x).
ОА. 2 – 3х - 7
Ов. -2 + 3х – 5
Ос. -2 + 3x+7
Op. 3х2 – 17

Respuesta :

(f-g)(x) is x² - 3x - 7

Step-by-step explanation:

  • Step 1: Given details are f(x) = 3x + 1, g(x) = x² - 6
  • Step 2: Calculate (f-g)(x) by using the formula (f-g)(x) = f(x) - g(x)

⇒ (f-g)(x) = (3x + 1) - (x² - 6)

⇒ (f-g)(x) = -x² + 3x + 1 + 6

⇒ (f-g)(x) = x² - 3x - 7