The data in the table appears to be best modeled by a quadratic function because the differences in the y-values (60 and 60) suggest a constant second difference, indicating a non-linear relationship. This is a characteristic of quadratic functions, as they produce a parabolic shape when graphed.
In 1–2 sentences, explain which type of function best models the data in the table? How do you know?
Type of Function
x y
1
26
4
86
7
146
1 answer