Re: Help on a Maths problem

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#61

From: Mot
Date: Sun, 30 Jun 2002 23:01

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> Erm, if sqrt(12) = sqrt (4x3), then surely the answer is 2 sqrt (3)?

You are looking for the minimum of the sum so :
x = sqrt(12) = 2 sqrt(3)
answer = x + 12/x = 2 sqrt(3) + 6 / sqrt(3) = 2 sqrt(3) + 2 sqrt(3)
answer = 4 sqrt(3)

So the minimum you are looking for is 4 sqrt(3)

-- 

          Mot

PS : you have to remove "ANTISPAM" in my e-mail address

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From: "Mot" <thomas.sirvent+news@ANTISPAMpolytechnique.org>
Newsgroups: alt.school.homework-help,fr.education.entraide.maths,fr.sci.maths,uk.education.maths,uw.math.mathsoc,york.mathstat.course.math2221
Subject: Re: Help on a Maths problem
Date: Mon, 1 Jul 2002 01:01:42 +0200
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