Question

If f(x) = 3^2 + 1 and g(x) = 1 – x, what is the value of (f – g)(2)?

Answer 1

(f - g)(2) = 11

Explanation:

f(x) = 3² + 1

g(x) = 1 - x

(f - g)(2) = f(2) - g(2)

f(2) = 9 + 1 = 10

g(2) = 1 - 2 = -1

10 - (-1) = 10 + 1 = 11

(f - g)(2) = 11