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OpenStudy (anonymous):

Use the fundamental identities to change the expression to one involving only sines and cosines. Then simplify. Tan^2 x- csc^2x/cot^2 x

OpenStudy (anonymous):

PLS HELP !

OpenStudy (anonymous):

help!

OpenStudy (farmdawgnation):

Please do not post this here. This belongs in Math. :)

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