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Education > Algebra help > Re: help with a...
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Re: help with an algebra problem

by Virgil <Virgil@[EMAIL PROTECTED] > May 1, 2008 at 02:59 PM

In article <fvd33j$tro$1@[EMAIL PROTECTED]
>,
 KO <kownby@[EMAIL PROTECTED]
> wrote:

> henrysun909@[EMAIL PROTECTED]
 wrote:
> [...]
> > 12 + 4sqrt(3) + 3sqrt(2) + 3sqrt(6) / 5 = 6.10386
> > 
> > The book's answer is:
> > 
> > -3sqrt(2) -9sqrt(3) -3sqrt(6) - 12 = -39.179
> 
> I get (12 + 7sqrt(3) + 3sqrt(6))/5, which is the same as your answer, 
> but I get 6.29456 on my calculator
> 

I see no way to make  4 sqrt(3) + 3 sqrt(2) equal to 7 sqrt(3)

> Kindrick

If the original is ( 12 + 4 sqrt(3) + 3 sqrt(2) + 3 sqrt(6) ) /  5 

then the value is  approximately 6.10386

If the original 12 + 4 sqrt(3) + 3 sqrt(2) + ( 3 sqrt(6) / 5 )

then the value is  approximately 24.64054
 




 5 Posts in Topic:
help with an algebra problem
henrysun909@[EMAIL PROTEC  2008-05-01 10:29:57 
Re: help with an algebra problem
"[Mr.] Lynn Kurtz&qu  2008-05-01 18:13:50 
Re: help with an algebra problem
KO <kownby@[EMAIL PROT  2008-05-01 11:45:06 
Re: help with an algebra problem
Virgil <Virgil@[EMAIL   2008-05-01 14:59:10 
Re: help with an algebra problem
Jussi Piitulainen <jpi  2008-05-01 22:24:26 

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