Write a recursive formula for the explicit formula. A(n) = 9+(n-1)(-4)
Choose the correct formula below.
A. A(n) = A(n-1) + 9; A(1) = - 4
B. A(n-1) = A(n) - 4; A(1) = 9
C. A(n) = A(n-1) - 4; A(1) = 9
D. A(n-1)= A(n) + 9; A(1) = - 4

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?

Can some one explain this i got sent this. is this a threat i’m scared

Question 9 of 10 2 points suppose your sat score is 1770. you look up the average sat scores for students admitted to your preferred colleges and find the list of scores below. based on your sat score of 1770, which average score below represents the college that would be your best option? o a. 1790 o b. 2130 o c. 2210 od. 1350