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OpenStudy (anonymous):
Evaluate the following partial sum: 1 + e + e^2 + e^3 +...+ e^n How do I do it?
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OpenStudy (sgadi):
This is a geometric progression. use the formula for sum to n terms of a geometric progression. http://en.wikipedia.org/wiki/Geometric_progression \[\frac{1-e^{n+1}}{1-e}\]
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