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solution for X^3+Y^3+Z^3

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Intern
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Joined: 12 Sep 2010
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Schools: LBS, INSEAD
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solution for X^3+Y^3+Z^3 [#permalink]

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New post 14 Oct 2010, 16:51
Hi Guys;

In my schoold days, i knew a formula/solution about following equation. It would be a great help if some one can tell me solution/formula as i am forgetting it now.

X^3+Y^3+Z^3 = ???

Regards
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Re: solution for X^3+Y^3+Z^3 [#permalink]

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New post 14 Oct 2010, 17:17
Fraz wrote:
Hi Guys;

In my schoold days, i knew a formula/solution about following equation. It would be a great help if some one can tell me solution/formula as i am forgetting it now.

X^3+Y^3+Z^3 = ???

Regards


I do not believe that you are providing enough information about the equation. What exactly would you like to "do" with the equation? Factor it? Find the roots?

Can you please restate your question?
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Re: solution for X^3+Y^3+Z^3 [#permalink]

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New post 14 Oct 2010, 17:35
\(x^3+y^3+z^3=(x+y+z)*(x^2+y^2+z^2-xy-xz-yz)+3xyz\)

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Re: solution for X^3+Y^3+Z^3   [#permalink] 14 Oct 2010, 17:35
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solution for X^3+Y^3+Z^3

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