Question

What are the inputs of the function below?

x
–8
2
4
6
f(x)
–6
–3
1
5

Answer 1

{-8, 2, 4, 6}

Explanation:

If you want only the "inputs," they are {-8, 2, 4, 6}. The corresponding outputs are {-6, -3, 2, 5}.