A(1) = 2
r = a(2)/a(1) = -8/2 = -4

Answer will be D.
!! Hope It Helps !!
We know it begins at 100. If we use a*b^t, then 100 is our a. 100*b^t. We can now divide 480 by 100. This is 4.8. 4.8 is b. f(t) = 100(4.8)^t
Step-by-step explanation:
Find the difference
3,621 - 1,836 = 1,785
They payed $1,785 dollars in the second installment.
Answer:
1
Step-by-step explanation:
extending answer to be able to send