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In cazul determinari prin algoritmul lui Euclid a C.m.m.d.c a doua polinoame la pasul in care se optine restul un numar se deduce ca polinoamele sunt prime intre ele. 9 Ecuatii algebrice Teorema fundamentala a algebrei: Orice ecuatie algebrica de grad mai mare sau egal cu 1 si cu coeficienti complicsi are cel putin o radacina complexa. Consecinta Orice polinom f de grad n are n radacini. 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