Question

If f(x) = 2x- + 1 and g(x) = x - 7, find (f- g)(x).

Answer 1

hope this helps you

(f-g)(x)=2x+1-(x^2-7)

(f-g)(x)=2x+1-x^2+7

answer : (f-g)(x)= -x^2+2x+8