Question

Rezolvati inecuatiile:
a)$\frac{ x^{2} +x+1}{ x^{2} -x+1} \ \textgreater \ 0$
b)$\frac{1}{ x^{2} -4} \ \textgreater \ 0$
c)$\frac{ x^{2} -1}{4- x^{2} } \geq 0$
d)$\frac{ x^{2} -2x+1}{ x^{2} +3x+4} \leq 0$
e)$\frac{ x^{2} +4x+5}{2x-1- x^{2} } \ \textless \ 0$
Dau coroana.. am nevoie pana maine!

Answer 1

Sper ca te-am ajutat :)