Attachment 6667

Can someone please help as I have tried this and have gone without sleep for 2 nights.

Thank you.

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- Jun 6th 2008, 04:51 PMomkaraPlease help with Composite Rule
Attachment 6667

Can someone please help as I have tried this and have gone without sleep for 2 nights.

Thank you. - Jun 6th 2008, 05:25 PMgalactus
The composite rule is also known as the chain rule. Put simply, the derivative of the inside times the derivative of the outside.

Where

The inside, u, is:

Find the derivative of this and get

. And we know the derivative of , so we have:

- Jun 6th 2008, 09:06 PMvxcv
In case that was too complicated for you, the following example might be easier. The principle is the same - the derivative of a function is the derivative of the outside times the derivative of the inside.

Suppose you want to take the derivative of

Then your answer is - Jun 7th 2008, 09:38 AMomkaracomposite rule
can you please show me an example with the first question in my attachment as i just can not get my head around it.

Do I keep the e in the fuction.

please help!!! - Jun 7th 2008, 12:12 PMPlato