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

(f-g) (x) = - x^2 - 2x + 2.

Step-by-step explanation:

(f-g) (x) = f (x) - g (x) = (x-2) - (x^2+3x-4)

= x-2 - x^2 - 3x + 4

= - x^2 - 2x + 2.

Then, the answer is (f-g) (x) = - x^2 - 2x + 2.

Hope that you understand.