SOLUTION: Prove identity Tan theta/sec theta-1 = csc theta + cot theta

SOLUTION: Prove identity Tan theta/sec theta-1 = csc theta + cot theta

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Question 870215: Prove identity Tan theta/sec theta-1 = csc theta + cot theta
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Prove identity Tan theta/sec theta-1 = csc theta + cot theta
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Tan/(sec-1) = csc + cot
sin/(cos(sec-1)) = (1/sin) + cos/sin)
sin/(1-cos) = (1+cos)/sin
Cross multiply
sin^2 = 1 - cos^2
QED

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