2sin((pi/3+2x+pi/6-2x)/2)*cos(pi/3+2x-pi/6+2x)/2)≥1
2sin(pi/4)*cos(2x+pi/12)≥1
cos(2x+pi/12)≥√2/2
-pi/4≤2x+pi/12≤pi/4
-pi/3≤x≤pi/6
Ответ x=[-pi/3+2pik;pi/6+2pik]
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2sin((pi/3+2x+pi/6-2x)/2)*cos(pi/3+2x-pi/6+2x)/2)≥1
2sin(pi/4)*cos(2x+pi/12)≥1
cos(2x+pi/12)≥√2/2
-pi/4≤2x+pi/12≤pi/4
-pi/3≤x≤pi/6
Ответ x=[-pi/3+2pik;pi/6+2pik]