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Sum to Infinity - 1 (Posted on 2006-03-11) Difficulty: 4 of 5
Find the sum of the following series:

1 + 4/7 + 9/49 + 16/343 + .......... to infinity

No Solution Yet Submitted by Ravi Raja    
Rating: 3.7143 (7 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
re(3): Solution | Comment 7 of 13 |
(In reply to re(2): Solution by atheron)

Good point, atheron.  I didn't appreciate the creativity of your approach.  However, I beg to differ about its simplicity -- the sum of n^2/7^(n-1) seems  much simpler  to me.

  Posted by Richard on 2006-03-11 14:03:16

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