The Clock-Tower School Juniors Competion 2nd problem
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The Clock-Tower School Juniors Competion 2nd problem
Fie multimea \( S=\lbrace(x+y)^7-x^7-y^7|x,y\in Z\} \). Determinati cel mai mare divizor comun al numerelor din \( S \)
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Marius Mainea
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\( 2\cdot 3\cdot 7 \)
Se foloseste teorema lui Fermat \( a^p\equiv a (mod p) \) daca p este prim.
Se foloseste teorema lui Fermat \( a^p\equiv a (mod p) \) daca p este prim.
Last edited by Marius Mainea on Mon Mar 22, 2010 3:59 pm, edited 4 times in total.