Question

решите систему неравенств  $\left \{ {{2x+1 \geq 0} \atop {4x-5\ \textgreater \ 0}} \right.$

Answer 1

{2x+1≥0
{4x-5>0

{2x≥-1
{4x>5

{x≥-0.5
{x>1.25

x>1.25

ответ : x∈(1.25;+∞)