fof=g

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Claudiu Mindrila
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fof=g

Post by Claudiu Mindrila »

Fie \( a,\ b \in \mathbb{R} \) astfel incat \( |a-b|>2 \) si \( g: \mathbb{R} \to \mathbb{R}, \ g(x)=x^2-(a+b-1)x+ab \). Sa se arate ca nu exista functii \( f : \mathbb{R} \to \mathbb{R} \) astfel incat \( f \circ f =g \).
elev, clasa a X-a, C. N. "C-tin Carabella", Targoviste
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