document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=199987>Question 199987</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Perform the operation<BR>\n" );
document.write( "w^2 - 1 over (w - 1)^2 * w - 1 over w^2 + 2w + 1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #150376 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=150376\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%28w%5E2-1%29%2F%28%28w-1%29%5E2%29%29%28%28w-1%29%2F%28w%5E2%2B2w%2B1%29%29 ALIGN=MIDDLE  ALT=\"%28%28w%5E2-1%29%2F%28%28w-1%29%5E2%29%29%28%28w-1%29%2F%28w%5E2%2B2w%2B1%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given expression.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%28%28w-1%29%28w%2B1%29%29%2F%28%28w-1%29%5E2%29%29%28%28w-1%29%2F%28w%5E2%2B2w%2B1%29%29 ALIGN=MIDDLE  ALT=\"%28%28%28w-1%29%28w%2B1%29%29%2F%28%28w-1%29%5E2%29%29%28%28w-1%29%2F%28w%5E2%2B2w%2B1%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Factor <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w%5E2-1 ALIGN=MIDDLE  ALT=\"w%5E2-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28w-1%29%2A%28w%2B1%29 ALIGN=MIDDLE  ALT=\"%28w-1%29%2A%28w%2B1%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=%28%28%28w-1%29%28w%2B1%29%29%2F%28%28w-1%29%28w-1%29%29%29%28%28w-1%29%2F%28w%5E2%2B2w%2B1%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > Factor <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28w-1%29%5E2 ALIGN=MIDDLE  ALT=\"%28w-1%29%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28w-1%29%28w-1%29 ALIGN=MIDDLE  ALT=\"%28w-1%29%28w-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=%28%28%28w-1%29%28w%2B1%29%29%2F%28%28w-1%29%28w-1%29%29%29%28%281%28w-1%29%29%2F%28w%5E2%2B2w%2B1%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > Factor <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w-1 ALIGN=MIDDLE  ALT=\"w-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%28w-1%29 ALIGN=MIDDLE  ALT=\"1%28w-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=%28%28%28w-1%29%28w%2B1%29%29%2F%28%28w-1%29%28w-1%29%29%29%28%281%28w-1%29%29%2F%28%28w%2B1%29%28w%2B1%29%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > Factor <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w%5E2%2B2w%2B1 ALIGN=MIDDLE  ALT=\"w%5E2%2B2w%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28w%2B1%29%28w%2B1%29 ALIGN=MIDDLE  ALT=\"%28w%2B1%29%28w%2B1%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=%28%28w-1%29%28w%2B1%29%28w-1%29%29%2F%28%28w-1%29%28w-1%29%28w%2B1%29%28w%2B1%29%29 ALIGN=MIDDLE  ALT=\"%28%28w-1%29%28w%2B1%29%28w-1%29%29%2F%28%28w-1%29%28w-1%29%28w%2B1%29%28w%2B1%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Combine the fractions. \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28highlight%28%28w-1%29%29highlight%28w%2B1%29highlight%28%28w-1%29%29%29%2F%28highlight%28%28w-1%29%29highlight%28%28w-1%29%29highlight%28%28w%2B1%29%29%28w%2B1%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > Highlight the common terms. \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28cross%28%28w-1%29%29cross%28w%2B1%29cross%28%28w-1%29%29%29%2F%28cross%28%28w-1%29%29cross%28%28w-1%29%29cross%28%28w%2B1%29%29%28w%2B1%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > Cancel out the common terms. \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F%28w%2B1%29 ALIGN=MIDDLE  ALT=\"1%2F%28w%2B1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Simplify. \r<BR>\n" );
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document.write( "So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%28w%5E2-1%29%2F%28%28w-1%29%5E2%29%29%28%28w-1%29%2F%28w%5E2%2B2w%2B1%29%29 ALIGN=MIDDLE  ALT=\"%28%28w%5E2-1%29%2F%28%28w-1%29%5E2%29%29%28%28w-1%29%2F%28w%5E2%2B2w%2B1%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > simplifies to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F%28w%2B1%29 ALIGN=MIDDLE  ALT=\"1%2F%28w%2B1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "In other words, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%28w%5E2-1%29%2F%28%28w-1%29%5E2%29%29%28%28w-1%29%2F%28w%5E2%2B2w%2B1%29%29=1%2F%28w%2B1%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > where <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w%3C%3E-1 ALIGN=MIDDLE  ALT=\"w%3C%3E-1\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w%3C%3E1 ALIGN=MIDDLE  ALT=\"w%3C%3E1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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