Question

The graphs of F(x) and g(x) are shown
f(x)= -x
g(x) = 2x
What is the graph of (g-f)(x)

Answer 1

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