Answer :
Answer:
The output (y-value) when x = 2
Step-by-step explanation:
You have a function y = f(x).
Then f(2) means that you substitute x = 2 into f(x) to work out the output y.
Hope this helps!
:)
The original notation is f(x). This is another way of saying y. If you plug 2 into x, you will get your y. The answer would be the second choice: the output (y-value) when x=2.