In the following table of values, what would be the value of “b” in ax2 + bx + c? –2 -9

–1 -1

0 9

1 21

2 35

1
9
11
22

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

Solve for x and y a x= 13.3 y= 16.7 b x= 23.3 y= 12.5 c x= 7.5 y= 16.7 d x=7.5 y= 12.5

Which of the following parabolas opens down?