Page 1 of 1

Problema clasica cu derivate

Posted: Thu Jun 11, 2009 1:38 pm
by Theodor Munteanu
Se considera \( n\in N* \), \( n \geq2 \) si functia \( f:R \to R \)derivabila de n ori. Daca f(x)*f'(x)*f ''(x)*...=0, \( \forall x \in R \), atunci \( f^{(n)} (x) = 0,\forall x \in R \).

Etapa finala, Euclid

Posted: Thu Jun 11, 2009 3:24 pm
by Bogdan Cebere
Ideea de rezolvare e ca cea de aici.