SOLUTION: write the series in sigma notation 3 + 6 + 12 + 24 + 48

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Question 458358: write the series in sigma notation
3 + 6 + 12 + 24 + 48
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
sum%283%2A2%5E%28n-1%29%2C+n+=+1%2C+infinity%29, assuming that the series is infinite.