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Article #63Re: Help on a Maths problem
From: John Porcella
Date: Mon, 01 Jul 2002 09:14
Date: Mon, 01 Jul 2002 09:14
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2295 bytes
"Mot" <thomas.sirvent+news@ANTISPAMpolytechnique.org> wrote in message news:afo2m8$ii4$1@f1node01.rhrz.uni-bonn.de... > > 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) I understand now! Many thanks! -- MESSAGE ENDS. John Porcella
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f458d,44c41f9a378f83c0 X-Google-Attributes: gidf458d,public X-Google-Thread: 1139f8,44c41f9a378f83c0 X-Google-Attributes: gid1139f8,public X-Google-Thread: f45a7,44c41f9a378f83c0 X-Google-Attributes: gidf45a7,public X-Google-Thread: 112e06,44c41f9a378f83c0 X-Google-Attributes: gid112e06,public X-Google-Thread: 106622,44c41f9a378f83c0 X-Google-Attributes: gid106622,public X-Google-Thread: 10a31a,44c41f9a378f83c0 X-Google-Attributes: gid10a31a,public X-Google-ArrivalTime: 2002-07-01 02:14:22 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-02!sn-xit-01!supernews.com!newsswitch.lcs.mit.edu!newsfeed.cwix.com!newsfeed.icl.net!newsfeed.fjserv.net!newspeer.clara.net!news.clara.net!btnet-peer!btnet-peer0!btnet-feed5!btnet!news.btopenworld.com!not-for-mail From: "John Porcella" <bronson69@btinternet.com> 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 09:14:00 +0000 (UTC) Organization: BT Openworld Lines: 21 Message-ID: <afp6gm$175$1@venus.btinternet.com> References: <3d1eedb4$0$25797$afc38c87@news.optusnet.com.au> <afnacq$10f8$1@f1node01.rhrz.uni-bonn.de> <afnsih$861$1@paris.btinternet.com> <afo2m8$ii4$1@f1node01.rhrz.uni-bonn.de> NNTP-Posting-Host: host213-1-128-17.in-addr.btopenworld.com X-Trace: venus.btinternet.com 1025514840 1253 213.1.128.17 (1 Jul 2002 09:14:00 GMT) X-Complaints-To: news-complaints@lists.btinternet.com NNTP-Posting-Date: Mon, 1 Jul 2002 09:14:00 +0000 (UTC) X-Newsreader: Microsoft Outlook Express 6.00.2600.0000 X-MSMail-Priority: Normal X-Priority: 3 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000