1.) Find (f - g)(x) if f(x) = 2x - 5 and g(x) = 4.

Question

2.) Given f(x) = 4 and g(x) = 2x - 1, find (f - g)(x).

Thanks so much! :)

Answer 1

1. (F-g)(x) = (2x-5) - 4 = 2x - 5 - 4 =
2x - 9.

2. (F-g)(x) = 4 - (2x-1) = 4 - 2x + 1 =
-2x + 5.