SOLUTION: given the explicit formula for a geometric sequence find the first five terms and the eight term http://prntscr.com/s9idn8

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Question 1157841: given the explicit formula for a geometric sequence find the first five terms and the eight term
http://prntscr.com/s9idn8
Answer by greenestamps(13200) About Me  (Show Source):
You can put this solution on YOUR website!


Plug in n=1, 2, 3, 4, 5, and 8 and evaluate.

For example, in problem 9 a%28n%29+=+-2.5%2A4%5E%28n-1%29

Then the 3rd term is

a%283%29+=+-2.5%2A4%5E%283-1%29+=+-2.5%2A4%5E2+=+-2.5%2A16+=+-40