# how do you do this problem you are given the solution set for sin x =-1/2 it asks you to give the solution set for sin 2x= -1/2 I'm stuck because   sin 2x = 2 (sin x)(cos x)  -1/4 = sinxcosx  how do you find this

Question

how do you do this problem

you are given the solution set for sin x =-1/2

it asks you to give the solution set for sin 2x= -1/2

I'm stuck because   sin 2x = 2 (sin x)(cos x)

-1/4 = sinxcosx

how do you find this