Ecuatie functionala 2

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alex2008
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Joined: Sun Oct 19, 2008 3:23 pm
Location: Tulcea

Ecuatie functionala 2

Post by alex2008 »

Sa se determine toate functiile \( f:\mathbb{R}\rightarrow \mathbb{R} \) astfel incat:

\( f(f(x+y))=f(x+y)+f(x)\cdot f(y)-xy\ ,\ (\forall)x,y\in \mathbb{R} \)
. A snake that slithers on the ground can only dream of flying through the air.
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