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Daca x€Z si x-1<-radical din 3

Răspuns :

[tex]x-1\ \textless \ - \sqrt{3}\ \textless \ x \\ \\ x-1\ \textless \ - \sqrt{3} \Rightarrow x\ \textless \ 1- \sqrt{3}. \\ \\ Deci~ -\sqrt{3}\ \textless \ x \ \textless \ 1-\sqrt{3},~insa~x \in Z \Rightarrow x=-1.[/tex]