Let , and

Find

Thanks

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- October 5th 2008, 08:26 AMnic42991Derivative of a Parametric Function
Let , and

Find

Thanks - October 5th 2008, 08:46 AMskeeter

- October 5th 2008, 09:25 AMnic42991
I don't understand how that works out. I understand , but I don't understand this part:

http://www.mathhelpforum.com/math-he...4bc050eb-1.gif

I don't have the intuition behind it. - October 5th 2008, 09:39 AMMoo
- October 5th 2008, 09:43 AMskeeter
let's look at it another way ...

let and

using the quotient and chain rule ...