Question

These tables represent a quadratic function with a vertex at (0, -1). What is

Answer 1

Answer:

B

Step-by-step explanation:

We can notice that based on the given pattern, the average rate of change from $x=n$ to $x=n+1$, where $n \in \mathbb{Z}$, is $-2n-1$.

So, the average rate of change from $x=8$ to $x=9$ is $-2(8)-1=-17$.