Question

|x+2|<3
Determinati nr intregi x

Answer 1

$|x+2|\ \textless \ 3 \Rightarrow -3\ \textless \ x+2\ \textless \ 3 \Rightarrow -5\ \textless \ x\ \textless \ 1,~dar~x \in Z \Rightarrow \\ \\ \Rightarrow \boxed{x \in \{-4;-3;-2;-1;0\}}.$

Answer 2

[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]