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Determine the general solution for sin(x-30°) = cos 2 x​

Determine the general solution for sin(x-30°) = cos 2 x​
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21 votes
Determine the general solution for sin(x-30°) = cos 2 x​

asked
User SangyK
by
8.6k points

1 Answer

5 votes
sin(x-30)=sin(90-2x)

x-30=90-2x + 360k , where k= 0,1,2,3.......

3x= 120+360k

x= 40+120k
answered
User Sync It
by
8.4k points
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