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OpenStudy (anonymous):
How to solve: \[\sum_{N=1}^{6} \frac{ n }{ 2n+1 }\]
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OpenStudy (primeralph):
just put n = 1, then n = 2, etc up to n=6 and add all of them
OpenStudy (anonymous):
so n=21?
OpenStudy (primeralph):
|dw:1368583893544:dw|
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