Find the derivative of the function: r(x) = [ln(x^9)]^5 Suggestion on how to start
U ultifris98 New member Joined Nov 13, 2007 Messages 1 Nov 13, 2007 #1 Find the derivative of the function: r(x) = [ln(x^9)]^5 Suggestion on how to start
pka Elite Member Joined Jan 29, 2005 Messages 11,976 Nov 13, 2007 #2 Re: Derivative of the Function ultifris98 said: Suggestion on how to start Click to expand... \(\displaystyle \L \begin{array}{l} y = \left[ {\ln \left( {f(x)} \right)} \right]^n \\ y' = n\left[ {\ln \left( {f(x)} \right)} \right]^{n - 1} \left( {\frac{{f'(x)}}{{f(x)}}} \right) \\ \end{array}\)
Re: Derivative of the Function ultifris98 said: Suggestion on how to start Click to expand... \(\displaystyle \L \begin{array}{l} y = \left[ {\ln \left( {f(x)} \right)} \right]^n \\ y' = n\left[ {\ln \left( {f(x)} \right)} \right]^{n - 1} \left( {\frac{{f'(x)}}{{f(x)}}} \right) \\ \end{array}\)
stapel Super Moderator Staff member Joined Feb 4, 2004 Messages 16,582 Nov 13, 2007 #3 ultifris98 said: Suggestion on how to start Click to expand... Chain Rule! Eliz.