SOLUTION: Determine the sum of the geometric series 27+18+12+8+...

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Question 42910: Determine the sum of the geometric series 27+18+12+8+...
Answer by fractalier(2101) About Me  (Show Source):
You can put this solution on YOUR website!
Here a1 = 27 and r = 2/3...the formula is
S = a1 / 1-r
S = 27 / (1-2/3)
S = 27 / (1/3)
S = 81