Trigonometry
x=π6+n,x=\frac{\pi}{6}+n,x=6π+n, where n is an integer
x=π6+nπ,2x=\frac{\pi}{6}+\frac{n\pi,}{2}x=6π+2nπ, where n is an integer
x=π6+nπ,x=\frac{\pi}{6}+n\pi,x=6π+nπ, where n is an integer
x12+nπ,\frac{x}{12}+n\pi,12x+nπ, where n is an integer