look at the function and answer the questions.
x y
-3 2
-1 0
0 5
1 2
2 7
What is x when f(x)=2 ?
What is a zero of this function?
x y
-3 2
-1 0
0 5
1 2
2 7
What is x when f(x)=2 ?
What is a zero of this function?