document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1133230>Question 1133230</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Assume that x≠0 and x≠-1, simplify (x^3+1)^-1 + (x^-3 + 1)^-1. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #750420 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=750420\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> simplify <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%5E3%2B1%29%5E-1+%2B+%28x%5E-3+%2B+1%29%5E-1 ALIGN=MIDDLE  ALT=\"%28x%5E3%2B1%29%5E-1+%2B+%28x%5E-3+%2B+1%29%5E-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F%28x%5E3%2B1%29+%2B+1%2F%28x%5E-3+%2B+1%29 ALIGN=MIDDLE  ALT=\"1%2F%28x%5E3%2B1%29+%2B+1%2F%28x%5E-3+%2B+1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F%28x%5E3%2B1%29+%2B+1%2F%281%2Fx%5E3+%2B+1%29 ALIGN=MIDDLE  ALT=\"1%2F%28x%5E3%2B1%29+%2B+1%2F%281%2Fx%5E3+%2B+1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F%28x%5E3%2B1%29+%2B+1%2F%28%281%2B+x%5E3+%29%2Fx%5E3+%29 ALIGN=MIDDLE  ALT=\"1%2F%28x%5E3%2B1%29+%2B+1%2F%28%281%2B+x%5E3+%29%2Fx%5E3+%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F%28x%5E3%2B1%29+%2B+x%5E3%2F%281%2B+x%5E3++%29 ALIGN=MIDDLE  ALT=\"1%2F%28x%5E3%2B1%29+%2B+x%5E3%2F%281%2B+x%5E3++%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2B+x%5E3%29%2F%281%2B+x%5E3++%29 ALIGN=MIDDLE  ALT=\"%281%2B+x%5E3%29%2F%281%2B+x%5E3++%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1 ALIGN=MIDDLE  ALT=\"1\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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