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March 3, 2015

March 3, 2015

Posted by **Xie** on Friday, October 28, 2011 at 2:26am.

- trignometry -
**Jai**, Friday, October 28, 2011 at 3:36amthe derivative of cot x = -csc^2 x

the derivative of tan x = sec^2 x

.. and you do this:

[ low*d(high) - high*d(low) ] / (low)^2

where

high = numerator

low = denominator

d(high) and d(low) = respective derivatives

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