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Article #146Re: Refreshing basics for postgraduate study
From: Ian George
Date: Wed, 21 Mar 2007 00:37
Date: Wed, 21 Mar 2007 00:37
36 lines
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2239 bytes
Gee, I knew I'd end up feeling stupid, and still do, because I don't know why .2 becomes 4 rather than .4? Which is why my answer was closer to 13 than 1300.. Which rule have I forgotton here? Cheers, Ian On Tue, 20 Mar 2007 17:14:54 -0700, John <seetheplane@my.sig> wrote: >I got realy bad grades in algebra back in middle school 40 years ago and I have >not taken a math class since then - but I can easiely see that the answer is >1296 > >(9x4)^2 = 1296 > >On Wed, 21 Mar 2007 00:05:51 +1000, Ian George <egroegnai@yugswen.moc> wrote: > >>Hi, >> >>This question is probably going to fall into the category of extremely >>stupid in this forum, but I am working through a financial course at >>the moment, and it is starting to test my less than perfect grasp of >>basic algebra, so I am doing a bit of refresher work. >> >>I am trying to evaluate (3^2 .2^2)^2 >> >>to which my text is telling me the answer should be 1296, and to my >>immense frustration I can't come up with anything remotely resembling >>that answer. >> >>Any chance someone here can point out what I'm missing? >> >>TIA, Ian > ____ _ > | __\_\_o____/_| > <[___\_\_-----<------------------<No Spam Please>< > | o'
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X-Google-Thread: 10d67e,5f3ad84f258ac8d X-Google-Attributes: gid10d67e,public X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news1.google.com!news2.google.com!news4.google.com!border1.nntp.dca.giganews.com!border2.nntp.dca.giganews.com!nntp.giganews.com!out03b.usenetserver.com!news.usenetserver.com!in01.usenetserver.com!news.usenetserver.com!spln!extra.newsguy.com!newsp.newsguy.com!news4 From: Ian George <egroegnai@yugswen.moc> Newsgroups: aus.mathematics Subject: Re: Refreshing basics for postgraduate study Date: Wed, 21 Mar 2007 10:37:44 +1000 Organization: NewsGuy - Unlimited Usenet $19.95 Lines: 36 Message-ID: <h5v0039oor1n87435l8m98vkh6eo85eis0@4ax.com> References: <0qpvv29cht9s7gjvrsimllos8ckqueppao@4ax.com> <q7u0039b4s8io2oibcufmic3llctr0rsdg@4ax.com> NNTP-Posting-Host: p64d1bfbfff000000ed3133fa4c5ec89e148192a171243960.newsdawg.com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Newsreader: Forte Agent 4.2/32.1118