proving inequalities with SAGE? [closed]
2sqrt(n+1)-2sqrt(n) < 1/sqrt(n) < 2sqrt(n)-2sqrt(n-1)
How to prove this inequality?
(its our homework with only sage.) any tips? Please do not close it again as I have no other place where I can ask my question. And I have to use the software. Thank you.
Closed for the following reason
duplicate question by
DSM
close date 2012-02-27 14:10:27
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