Homework Statement
3sinx = 1 + cos 2x
Homework Equations
N/A
The Attempt at a Solution
3sinx = 1+1 - 2sin2x (Trigonometric Identity)
3sinx = 2-2sin2x
2sin2x + 3sinx = 2
I do not know where to go from there.
My book tells me the answer is 30o and 150o