Friday
November 28, 2014

Homework Help: Trig

Posted by McKenna Louise on Friday, February 28, 2014 at 9:41pm.

Prove the following:
1/(tanØ - secØ ) + 1/(tanØ + secØ) = -2tanØ

(1 - sinØ)/(1 + sinØ) = sec^2Ø - 2secØtanØ + tan^2Ø

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