document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1129043>Question 1129043</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 9 / (b^2-1) - 8 / (ab-a) divided by 8 / (ab-a) - 9 / (b^2-1)  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #745659 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13200)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><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=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=745659\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%289%2F%28b%5E2-1%29-8%2F%28ab-a%29%29+%2F+%288%2F%28ab-a%29-9%2F%28b%5E2-1%29%29 ALIGN=MIDDLE  ALT=\"%289%2F%28b%5E2-1%29-8%2F%28ab-a%29%29+%2F+%288%2F%28ab-a%29-9%2F%28b%5E2-1%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "The numerator and the denominator are opposites of each other:<br><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-1%29%289%2F%28b%5E2-1%29-8%2F%28ab-a%29%29+=+%288%2F%28ab-a%29-9%2F%28b%5E2-1%29%29 ALIGN=MIDDLE  ALT=\"%28-1%29%289%2F%28b%5E2-1%29-8%2F%28ab-a%29%29+=+%288%2F%28ab-a%29-9%2F%28b%5E2-1%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "Therefore the simplified fraction is just -1. </SPAN>\n" );
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