SOLUTION: Sin x- sin 2x = cos x. On [pi, - pi] Solve for x

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Question 773723: Sin x- sin 2x = cos x. On [pi, - pi]
Solve for x
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Sin x- sin 2x = cos x
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Is it sin(2x), or sin^2(x)?