i need the derivative of :
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Originally Posted by geriniki i need the derivative of :
First simplify the power: , and now apply the chain rule to ...
The solution you provided doesn't match the problem.
Can I ask what solution you arrived at?
this must be solution it's in the textbook :/
sorry i haven't written it correctly = x - 1/x isn't in the power
Is this the correct function?
Last edited by drumist; Jan 24th 2010 at 03:50 AM.
You may use the product rule:
Can you find the derivatives of and ?
yes thank you
Do you see why Tonio was confused? (Because he never gives a wrong answer!)
What you gave in your initial post was not .
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