What are the solutions to the trigonometric equation on the interval [0,2π) ?
2sin2x=sinx
Select all correct solutions.
0
π/6
π/3
π/2
2π/3
5π/6
π
7π/6
4π/3
3π/2
5π/3
11π/6
I think this is supposed to be
2sin^2 x = sin x
2*sin^2 x - sin x = 0 factor out sin x
sin x ( 2sin x - 1) = 0
sin x = 0 and this occurs when x = 0 and x = pi
And
2sin x - 1 = 0
2sin x = 1
sin x =1/2 and this occurs when x = pi/6 and x = 5pi/6