These tables represent a quadratic function with a vertex at (0,3). What is the average rate of change for the interval from x = 9 to x= 10?
х
Interval
0
у
3
2
2
WWII
OWN-O
Average rate
of change
-1
1-2
-3
1)-2
--5
|]-2
-7
--9
1-2
-11
O to 1
1 to 2
2 to 3
3 to 4
4 to 5
5 to 6
-6
-13
-22
-33
4
1-2
6
A. -19
O
B. -2
C. -97
D. -78