Determine the sum of the first n terms of the geometric sequence for the values of a

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Determine the sum of the first n terms of the geometric sequence for the values of a1 and r.


n = 20, a1 = 4, r = 2

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A Survey of Mathematics with Applications

ISBN: 978-0134112107

10th edition

Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde

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