Question

7. Which answer is equal to (f – g)(5) or f(5) – g(5), given f(x) = x + 2 and g(x) = x² + 5?

Answer 1

Hello:
(f – g)(5) = f(5) – g(5) = (5+2)-((5)²+5) = 7-30
(f – g)(5) = -23