SOLUTION: please explain to me how to find the sum of an infinite sequence of a sigma notation

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Question 406471: please explain to me how to find the sum of an infinite sequence of a sigma notation

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Depends on what the series is. If the series converges, use whatever methods you have (e.g. sum of a geometric series, Taylor series, etc.). If you can show the sequence diverges, then it's pointless trying to find a sum since it diverges.