proving inequalities with SAGE? [closed]

asked 2012-02-27 13:54:18 +0200

anonymous user


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.

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Closed for the following reason duplicate question by DSM
close date 2012-02-27 14:10:27