Question

задание на фото, решите плиз

Answer 1

$Sin(6x+\frac{\pi }{4})=0\\\\6x+\frac{\pi }{4} =\pi n,n\in Z\\\\6x=-\frac{\pi }{4} +\pi n,n\in Z\\\\\boxed{x=-\frac{\pi }{24}+\frac{\pi n }{6},n\in Z}$