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

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Intern
Joined: 12 Sep 2010
Posts: 33

Kudos [?]: 8 [0], given: 3

Schools: LBS, INSEAD
solution for X^3+Y^3+Z^3 [#permalink]

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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

Kudos [?]: 8 [0], given: 3

Intern
Joined: 10 Oct 2010
Posts: 23

Kudos [?]: 23 [0], given: 1

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

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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?

Kudos [?]: 23 [0], given: 1

Retired Moderator
Joined: 02 Sep 2010
Posts: 793

Kudos [?]: 1208 [0], given: 25

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

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

Posted from GMAT ToolKit
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Kudos [?]: 1208 [0], given: 25

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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