Question

x+2/x-2<x-2/x+2 puteti sa ma ajutati?

Answer 1

[tex]\frac{x+2}{x-2}\ \textless \ \frac{x-2}{x+2}\\ (x+2)^2\ \textless \ (x-2)^2\\ x^2+4x+4\ \textless \ x^2-4x+4\\ 4x\ \textless \ -4x\\ 8x\ \textless \ 0\\ x\ \textless \ 0\\ S:x\in (-\infty,0)-\{-2\}[/tex]