Differentiate:

a)

b) ,

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- March 23rd 2008, 05:13 PMSengNeeDifferentiate
Differentiate:

a)

b) , - March 23rd 2008, 05:16 PMKrizalid
Expand the first one before takin' its derivative. As for the second one it's just a matter of basic derivatives, check it out in your notes.

- March 23rd 2008, 05:53 PMSengNeeQuote:

Differentiate:

a)

b) ,

a)

But the book's answer is .

Is my answer wrong?

b)

But the book's answer is .

Is my answer wrong again? - March 23rd 2008, 06:05 PMtopsquark
- March 23rd 2008, 06:28 PMmr fantastic