sin(x/3)=sin(1) решите плиз срочно

sin(x/3)-sin1=02sin((x/3-1)/2)cos((x/3+1)/2)=0sin((x/3-1)/2)=0x/6-1/2=Пkx/6=1/2+Пkx=3+6Пkx/6+1/2=п/2+Пkx+3=3П+6пkx=3(П-1)+6Пk