document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1193745>Question 1193745</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the derivative using four-step rule:<BR>\n" );
document.write( "f(x)=x^2-1/x^4-1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #825788 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=825788\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find the derivative using four-step rule:<BR>\n" );
document.write( "f(x)=x^2-1/x^4-1<BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "Is it <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2-1%2Fx%5E4-1 ALIGN=MIDDLE  ALT=\"x%5E2-1%2Fx%5E4-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > ?<BR>\n" );
document.write( "Or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2-1%2F%28x%5E4-1%29 ALIGN=MIDDLE  ALT=\"x%5E2-1%2F%28x%5E4-1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > ?<BR>\n" );
document.write( "Or something else? </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );