Inspect the series and determine the expression for its nth term. S=2/5+3/10+9/40+27/160+81/640+...

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.2: Sequences, Series And Summation Notation
Problem 51E
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Inspect the series and determine the expression for its nth term.

S=2/5+3/10+9/40+27/160+81/640+...

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