Question

The function f(x) is shown below.

x
f(x)
–6
1
–3
2
2
5
5
3
8
0

If g(x) is the inverse of f(x), what is the value of f(g(2))?
–6
–3
2
5

Answer 1

2

Explanation: g(2) is the x such that f(x)=2, which from the table is x = −3. Then f(g(2)) = f(−3) = 2.