# Math Help - What are the steps taken to find the f'(x) for...

1. ## What are the steps taken to find the f'(x) for...

$f(x)=-6*e^x*sin(x)$

The problem is: -6*e^(x*sin(x))
What are the steps for this?

is 'u'

u^(x*sin(x))

2. Originally Posted by Zanderist
$f(x)=-6*e^x*sin(x)$

The problem is: -6*e^(x*sin(x))
What are the steps for this?

is 'u'

u^(x*sin(x))
Oops, sorry, I did not read the problem correctly

3. Originally Posted by Zanderist
$f(x)=-6*e^{x*sin(x)}$

The problem is: -6*e^(x*sin(x))
What are the steps for this?

is 'u'

u^(x*sin(x))
$y = -6e^u$ , where $u = x\sin{x}$

$\frac{dy}{dx} = -6e^u \cdot \frac{du}{dx}$