Get solution: Use the formula for the sum of the first n integers and/or the formula for
Chapter 5, Problem 28(choose chapter or problem)
Use the formula for the sum of the first n integers and/or the formula for the sum of a geometric sequence to evaluate the sums in 20–29 or to write them in closed form.
\(1+\frac{1}{2}+\frac{1}{2^{2}}+\cdots+\frac{1}{2^{n}}\), where n is a positive integer.
Text Transcription:
1 + 1 / 2 + 1 / 2^2 + cdots + 1 / 2^n
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