# Need help getting started

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• Feb 18th 2013, 03:51 PM
colerelm1
Need help getting started
Can anyone please explain what steps I need to take to solve this problem? I'm having difficulties even beginning it.

Attachment 27118

Thanks
• Feb 18th 2013, 03:59 PM
jakncoke
Re: Need help getting started
How about doing this
$\frac{x dx}{(x^2+y^2)^{3/2}} = - \frac{y dy}{(x^2+y^2)^{3/2}}$
multiply both sides by $(x^2+y^2)^{3/2}$
to get
$x dx = - y dy$

or

$- \frac{x^2}{2} + c = \frac{y^2}{2}$