SOLUTION: Prove the identity: 3sinx-cos2x-1/sin²x+2sinx = 2-cosec x

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Question 1073417: Prove the identity:
3sinx-cos2x-1/sin²x+2sinx = 2-cosec x
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
3sinx-cos2x-1/sin²x+2sinx = 2-cosec x


Is this what you really have?
%283sin%28x%29-cos%282x%29-1%29%2F%28sin%5E2%28x%29%2B2sin%28x%29%29+=+2-cosec%28x%29


Possible useful identity: cos%282x%29=1-2sin%5E2%28x%29