SOLUTION: Find the sum of the first five terms of the series 5/3 + 5/6 + 5/9 + ...

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Question 866543: Find the sum of the first five terms of the series 5/3 + 5/6 + 5/9 + ...
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
5/3 + 5/6 + 5/9+5/12 + 5/15
S=t*(1 - r^n)/(1 - r)
S=5/3*(1 - 1/5^5)/(1 - 1/5)
2 31/375