Question

Suppose f(x)=6x-2 and g(x)= 2x+4. Find each of the following functions.

a. (f+g) (x)
b. (f-g) (x)

Answer 1

Suppose f(x)=6x-2 and g(x)= 2x+4

a.

(f+g) (x) = 6x - 2 + 2x + 4

(f+g) (x) = 8x + 2

b.

(f-g) (x) = 6x - 2 -( 2x + 4)

(f-g) (x) = 6x - 2 - 2x - 4

(f-g) (x) = 4x - 6