perplexus.info :: Just Math : AM and GM equality

AM and GM equality (Posted on 2008-01-23)

If Arithmetic Mean of 1st k terms of Arithmetic Progression with 1st term a and common difference d is equal to the Geometric Mean of 1st k terms of Geometric Progression with 1st term a and common ratio r, then find the range of r for which a≈2d/(r-1).

See The Solution Submitted by Praneeth

Rating: 5.0000 (1 votes)

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Subject	Author	Date
re: ...Now where do I go???	brianjn	2008-01-28 21:02:09
...Now where do I go???	Dej Mar	2008-01-25 11:49:00
A Small Hint	Praneeth	2008-01-25 06:36:14

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