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:

-11 - 4.4 - 1.76 - 0.704 + ...

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