Question

Given: F(x)=2x and G(x) = x^2 + 2 find (G-F)(x).

X^2-2x-2

-x^2-2x-2

X^2-2x+2

Answer 1

$f(x)=2x;\ g(x)=x^2+2\\\\(g-f)(x)=g(x)-f(x)=(x^2+2)-(2x)=x^2+2-2x\\\\Answer:\ \boxed{x^2-2x+2}$