SOLUTION: (2cosx+cos2x)+sin2x(1+2cosx)=2sinx

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Question 1066774: (2cosx+cos2x)+sin2x(1+2cosx)=2sinx
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
(2cosx+cos2x)+sin2x(1+2cosx)=2sinx
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Is it cos(2x) ?
Or cos^2(x) ?