Need help with trigonometric identities?

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(csc^2 x - cot^2 x)/(1 + tan^2 x ) = cos^2 x

Guest Feb 26, 2014

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Zezimama:
(csc^2 x - cot^2 x)/(1 + tan^2 x ) = cos^2 x

Hi Zezimama,
Here you go
140227 Prove Trig Identity.JPG

Melody Feb 26, 2014

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