Question

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

ОА. Эх? - 2х - в
ов. 2x – 3х -2
Ос. х2 +2
OD. зх. -2x+2

Answer 1

(f - g)(x) = x - 6

Explanation:

(f - g)(x) = f(x) - g(x)

We have f(x) =3x - 2 and g(x) = 2x + 4. Substitute:

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

(f - g)(x) = 3x - 2 - 2x - 4 combine like terms

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

(f - g)(x) = x - 6