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Author Topic: differentiating of trigo  (Read 894 times)

Offline lhl_anecar

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differentiating of trigo
« on: October 31, 2010, 03:53:19 pm »
Any idea how do i differentiate this,

1-sin x / (1+sin x) using chain rule?

thanks!
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Offline Tyserius

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Re: differentiating of trigo
« Reply #1 on: November 03, 2010, 01:15:44 am »
I'll give you a hint as a start. Try multiplying the top and the bottom by (1-sin x). You should get something familiar in the bottom and try work from there. It should work :)
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