SOLUTION: (sec2 2x - tan2 2x) / (sec 2x + tan 2x) = cos 2x / (1+ sin 2x)

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Question 1203075: (sec2 2x - tan2 2x) / (sec 2x + tan 2x) = cos 2x / (1+ sin 2x)
Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!


manipulate left side

...wririte using identities:, ,

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