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> Ne Ide Pa To Ti Je, Ali stvarno

predrag007
post Feb 6 2012, 01:21 PM
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Ime i prezime: Predrag Djordjevic
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Zadatak ide ovako:
Ako je x+y+z=1,x^2+y^2+z^2=1 i x^3+y^3+z^3=1 dokazati da je xyz=0.
Hvala unapred.
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predrag007   Ne Ide Pa To Ti Je   Feb 6 2012, 01:21 PM
pyost   RE: Ne Ide Pa To Ti Je   Feb 6 2012, 02:20 PM
predrag007   RE: Ne Ide Pa To Ti Je   Feb 6 2012, 04:16 PM


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