Question

If f(x) = -x + 5 and g(x) = x², what is (gºf)(-1)?

Answer 1

36

Explanation:

Evaluate f(- 1), then substitute the result into g(x), that is

f(- 1) = - (- 1) + 5 = 1 + 5 = 6, then

g(6) = 6² = 36