document.write( "Question 993465: Let $\"+e%5E%28xy%29+=+4x%2B4y%2B20+\"$ \r
\n" ); document.write( "\n" ); document.write( "Use implicit differentiation to find the derivative of y with respect to x. \r
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\n" ); document.write( "\n" ); document.write( "Please explain
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Algebra.Com's Answer #613742 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"d%28e%5E%28xy%29%29=d%284x%2B4y%2B20%29\"$
\n" ); document.write( " $\"e%5E%28xy%29%28xdy%2Bydx%29=4dx%2B4dy\"$
\n" ); document.write( " $\"xe%5E%28xy%29dx-4dx=-ye%5E%28xy%29dy%2B4dy\"$
\n" ); document.write( " $\"%28-ye%5E%28xy%29%2B4%29dy=%28xe%5E%28xy%29-4%29dx\"$
\n" ); document.write( " $\"dy%2Fdx=%28xe%5E%28xy%29-4%29%2F%28-ye%5E%28xy%29%2B4%29\"$
\n" ); document.write( " $\"highlight%28dy%2Fdx=-%28xe%5E%28xy%29-4%29%2F%28ye%5E%28xy%29-4%29%29\"$
\n" ); document.write( " \n" ); document.write( "

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