document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=262264>Question 262264</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If x^2y+yx^2=6, then d^2y/dx^2 at the point (1,3) is <BR>\n" );
document.write( "(A) -18<BR>\n" );
document.write( "(B) -6<BR>\n" );
document.write( "(C) 6<BR>\n" );
document.write( "(D) 12<BR>\n" );
document.write( "(E) 18<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #193198 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=193198\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2y%2Byx%5E2=6 ALIGN=MIDDLE  ALT=\"x%5E2y%2Byx%5E2=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x%5E2y=6 ALIGN=MIDDLE  ALT=\"2x%5E2y=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2y=3 ALIGN=MIDDLE  ALT=\"x%5E2y=3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=3x%5E%28-2%29 ALIGN=MIDDLE  ALT=\"y=3x%5E%28-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=dy%2Fdx=3%28-2x%5E%28-3%29%29 ALIGN=MIDDLE  ALT=\"dy%2Fdx=3%28-2x%5E%28-3%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=dy%2Fdx=-6x%5E%28-3%29%29 ALIGN=MIDDLE  ALT=\"dy%2Fdx=-6x%5E%28-3%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d2y%2Fdx2=-6%28-3x%5E%28-4%29%29 ALIGN=MIDDLE  ALT=\"d2y%2Fdx2=-6%28-3x%5E%28-4%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d2y%2Fdx2=18x%5E%28-4%29 ALIGN=MIDDLE  ALT=\"d2y%2Fdx2=18x%5E%28-4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "At x=1<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d2y%2Fdx2=18 ALIGN=MIDDLE  ALT=\"d2y%2Fdx2=18\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "E) is the correct answer. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );