Решите неравенство: 2Sin(2x-p/3) меньше или равно 1
2Sin(2x-pi/3)<=1</span>
Sin(2x-pi/3)<=1/2</span>
2x-pi/3=t
sint<=1/2</span>
t=pi/6+2pik . k=z
t=5pi/6+2pik . k=z
1)2x-pi/3=pi/6+2pik
2x=pi/2+2pik
x=pi/2+pik
2)2x-pi/3=5pi/6+2pik
2x=7pi/6+2pik
x=7pi/12+pik . k=z
x=[7pi/12+pik ;pi/2+pik] . k=z