cos(x/8)=-sqrt(2)/2
x/8=3/4П+2Пn x=6П+16Пn
x/8=5/4П+2Пn x=10П+16Пn
sin(3x/5+П/3)=sqrt(3)/2
3x/5+П/3=П/3+2Пn; 3x/5=2Пn x=10/3Пn
3x/5+П/3=2/3П+2Пn 3x/5=1/3П+2Пn; x=5/9П+10/3Пn
-tg(2x-П/6)=1
tg(П/6-2x)=1
П/6-2x=П/4+Пn 2x=П/6-П/4-Пn=-(1/12П-Пn) x=-П/24-Пn/2
cos(x/8)=-sqrt(2)/2
x/8=3/4П+2Пn x=6П+16Пn
x/8=5/4П+2Пn x=10П+16Пn
sin(3x/5+П/3)=sqrt(3)/2
3x/5+П/3=П/3+2Пn; 3x/5=2Пn x=10/3Пn
3x/5+П/3=2/3П+2Пn 3x/5=1/3П+2Пn; x=5/9П+10/3Пn
-tg(2x-П/6)=1
tg(П/6-2x)=1
П/6-2x=П/4+Пn 2x=П/6-П/4-Пn=-(1/12П-Пn) x=-П/24-Пn/2