# Math Help - Implicit Differentiation Problem

1. ## Implicit Differentiation Problem

Suppose and . Find when .
= ?

2. Originally Posted by Quiz0n
Suppose and . Find when .
= ?

$xy = 3$
$y~\frac {dx}{dt} + x~\frac {dy}{dt} = 0$
now solve for $\frac {dx}{dt}$ and plug in all the knowns