Geometric Series Formula Quizmaster : MATHguide
Geometric Series Quizmaster: MATHguide
Review the Lesson | MATHguide homepage Updated June 18th, 2023


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Use the first 12 terms of the following geometric series for the problem below:

16 - 65.6 + 268.96 - 1102.736 + ...

What is the value of the common ratio? r =
What is the sum of the first 12 terms?
(to the nearest tenth)
S12 =