document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=958977>Question 958977</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hello good friends . I have an implicit differentiation question if someone could please be kind enough to help me out . implicitly differentiate , ycos(1/y)=4x+4y  they are asking  for dy/dx thank you! this is a tough one ! At least for me : ) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #586093 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=586093\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (1/y)=4x+4y <BR>\n" );
document.write( "----<BR>\n" );
document.write( "Rewrite::<BR>\n" );
document.write( "y^-1 = 4x + 4y<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Differentiate::<BR>\n" );
document.write( "-y^-2*y' = 4 + 4y'<BR>\n" );
document.write( "----<BR>\n" );
document.write( "solve for y'<BR>\n" );
document.write( "6y' = -y^-2 - 4<BR>\n" );
document.write( "----<BR>\n" );
document.write( "y' = (-1/6)((1/y^2)+4)<BR>\n" );
document.write( "==================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "------------ </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );