Question

2sin(x:4-П:6)>-1
Как решить

Answer 1

2sin(х/4-π/6)>-1
sin(х/4-π/6)>-1/2
-π/6+2πn <х/4-π/6< 7π/6+2πn, n∈Z
2πn <х/4< 4π/3+2πn, n∈Z
8πn <х< 16π/3+8πn, n∈Z