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AoPS Wiki:Problem of the Day/September 15, 2011

< AoPS Wiki:Problem of the Day
Revision as of 16:27, 16 September 2011 by Negativebplusorminus (talk | contribs) (Needs solution.)

If $x+y=z$, then find $x^5+y^5+5xy(x^3+y^3)+10x^2y^2(x+y)$ in terms of $z$. This Problem of the Day needs a solution. If you have a solution for it, please help us out by adding it.

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