djwhxiab djwhxiab
  • 17-06-2022
  • Mathematics
contestada


If f(x) = 3x² - 4 and g(x)= x+2, find (f - g)(x).

If fx 3x 4 and gx x2 find f gx class=

Respuesta :

profarouk profarouk
  • 21-06-2022

Answer:

D.   3x² - x - 6

Step-by-step explanation:

If f(x) = 3x² - 4 and g(x)= x+2, find .

We know that (f - g)(x) = f(x) - g(x)

Then

(f - g)(x) = (3x² - 4) - (x+2)

            = 3x² - 4 - x - 2

            = 3x² - x - 4  - 2

            = 3x² - x - 6

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