Question

Решите неравенство
2sin2x+√3≥0

Answer 1

$2sin2x+sqrt3 geq 0\sin2x geq - frac{sqrt3}{2}\-frac{pi}{3}+2pi n leq 2x leq frac{4pi}{3}+2pi n\-frac{pi}{6}+pi n leq x leq frac{2pi}{3}+pi n, ; nin Z$