Question

If f(x) = 3x - 9 and g(x) = x², what is (gºf)(5)?​

Answer 1

36

Explanation:

Here, f(x) is the input to g(x), forming a composite function.

To evaluate (gºf)(5),

1) find the value of f(5). It is f(5) = 6.

2) Use this result as the input to g(x): g(6) = (6)^2 = 36