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January 20, 2017
Posted by **Cathy** on Wednesday, June 26, 2013 at 8:34am.

find the derivative...

- differential calculus -
**Steve**, Wednesday, June 26, 2013 at 11:44amsurely your text has a table of derivatives of trig functions. This is such a basic question, you could have looked up the answer in less time than typing in the question.

d/dx (sin x) = cos x

Is there more to this than first appears?