document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1166989>Question 1166989</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi there!  Help would be super appreciated.  This is for Calculus homework, but idk which category this would fit under.\r<BR>\n" );
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document.write( "Find the points at which the graph of the equation has a vertical or horizontal tangent line.<BR>\n" );
document.write( "81x^2+64y^2+1296x-1152y+5184=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #791547 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52832)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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/cgi-bin/show-face.mpl?user=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=791547\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
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document.write( "This equation describes an ellipse.\r<BR>\n" );
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document.write( "You should transform this equation to the standard form ellipse equation.\r<BR>\n" );
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document.write( "Then you will know the coordinates of the ellipse vertices and co-vertices.\r<BR>\n" );
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document.write( "These points are what you are seeking for.\r<BR>\n" );
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