Functie injectiva
Posted: Thu Sep 24, 2009 4:24 pm
Exista functii injective \( f:R \rightarrow R \), astfel incat:
\( 3f^3(x^5-x^4+x^3) - f^2(x^5-x^4+x^3) \ge f^4(x)+4,\forall x \in R \)?
\( 3f^3(x^5-x^4+x^3) - f^2(x^5-x^4+x^3) \ge f^4(x)+4,\forall x \in R \)?