Here's another one

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February 6th 2006, 09:20 PM
kdstalnaker

Here's another one

find d/dx e^x ln x
February 6th 2006, 11:12 PM
CaptainBlack

Quote:

Originally Posted by kdstalnaker

find d/dx e^x ln x

Product rule:

$\frac{d}{dx} \{ f(x)g(x) \} = \frac{df}{dx}g(x)+f(x)\frac{dg}{dx}$

So here we let $f(x)=e^x$ and $g(x)=\ln(x)$ , and
from here I'm sure you can complete the answer.

RonL
February 7th 2006, 02:10 PM
ThePerfectHacker

$e^x\ln x+\frac{1}{x}e^x=e^x(\ln x+\frac{1}{x})$

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