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Cocococolino1
a fost răspuns

|x+2|<3
Determinati nr intregi x

Răspuns :

Albastruverde12
[tex]|x+2|\ \textless \ 3 \Rightarrow -3\ \textless \ x+2\ \textless \ 3 \Rightarrow -5\ \textless \ x\ \textless \ 1,~dar~x \in Z \Rightarrow \\ \\ \Rightarrow \boxed{x \in \{-4;-3;-2;-1;0\}}.[/tex]
[tex]|x+2|\ \textless \ 3 \\ -3\ \ \textless \ \ x+2\ \ \textless \ 3 \\ -5\ \textless \ x \ \textless \ 1,~dar~x \in Z \\ =\ \textgreater \ \bold{{x \in \{-4;-3;-2;-1;0\}}}[/tex]