Question

Решите неравенство:
Sin (2x-П/6) больше или равно - √3/2

Answer 1

-π/3+2πn≤2x-π/6≤4π/3+2πn
-π/6+2πn≤2x≤3π/2+2πn
-π/12=πn≤x≤3π/4+πn,n∈z