These tables represent a quadratic function with a vertex at (0,3). What is the average rate of change for the interval from x = 8 to x = 9?
х
Interval
0
1
2
у
3
2
-1
-6
-13
-22
-33
Average rate
of change
-1
1-2
-3
1-2
-5
|]-2
-7
1-2
-9
1]-2
-11
0 to 1
1 to 2
2 to 3
3 to 4
4 to 5
5 to 6
3
4
5
6
O A. - 2
B. -61
C. -17
D. -78

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

The angles in a triangle are represented by 5x, 8x, and 2x+9. what is the value of ? a.10.8 b.11.4 c.9.7 d.7.2

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.