document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=84583>Question 84583</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi everyone, Can someone help me multiply the following problem?<BR>\n" );
document.write( "(a^2+2ab-b^2)(a^2-7ab+b^2) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #60961 by </B><A HREF=/tutors/aboutme.mpl?userid=rapaljer><B>rapaljer(4671)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rapaljer><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=rapaljer><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=60961\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> When I solved your problem, I did NOT get the same answer as the one posted by Checkley75.  Here is what I got:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28a%5E2%2B2ab-b%5E2%29%28a%5E2-7ab%2Bb%5E2%29 ALIGN=MIDDLE  ALT=\"%28a%5E2%2B2ab-b%5E2%29%28a%5E2-7ab%2Bb%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Multiply the first <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E2 ALIGN=MIDDLE  ALT=\"a%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > times everything in the second parentheses:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E2%2A%28a%5E2-7ab%2Bb%5E2%29=a%5E4-7a%5E3b%2Ba%5E2b%5E2 ALIGN=MIDDLE  ALT=\"a%5E2%2A%28a%5E2-7ab%2Bb%5E2%29=a%5E4-7a%5E3b%2Ba%5E2b%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Next, multiply 2ab times everything in the second parentheses:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2ab%2A%28a%5E2-7ab%2Bb%5E2%29=+2a%5E3b+-14a%5E2b%5E2%2B2ab%5E3 ALIGN=MIDDLE  ALT=\"2ab%2A%28a%5E2-7ab%2Bb%5E2%29=+2a%5E3b+-14a%5E2b%5E2%2B2ab%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Last, multiply <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-b%5E2 ALIGN=MIDDLE  ALT=\"-b%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > times everything in the second parentheses:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-b%5E2%2A%28a%5E2-7ab%2Bb%5E2%29=+-a%5E2b%5E2+%2B+7ab%5E3+-b%5E4 ALIGN=MIDDLE  ALT=\"-b%5E2%2A%28a%5E2-7ab%2Bb%5E2%29=+-a%5E2b%5E2+%2B+7ab%5E3+-b%5E4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Now, combine like terms:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E4-7a%5E3b+%2B+a%5E2b%5E2 ALIGN=MIDDLE  ALT=\"a%5E4-7a%5E3b+%2B+a%5E2b%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "==> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2a%5E3b+-14a%5E2b%5E2%2B2ab%5E3 ALIGN=MIDDLE  ALT=\"+2a%5E3b+-14a%5E2b%5E2%2B2ab%5E3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "=======>      <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-a%5E2b%5E2+%2B+7ab%5E3+-b%5E4 ALIGN=MIDDLE  ALT=\"-a%5E2b%5E2+%2B+7ab%5E3+-b%5E4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "__________________________________________<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%5E4+-5a%5E3b+-14a%5E2b%5E2+%2B+9ab%5E3+-b%5E4+ ALIGN=MIDDLE  ALT=\"a%5E4+-5a%5E3b+-14a%5E2b%5E2+%2B+9ab%5E3+-b%5E4+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "R^2 at SCC<BR>\n" );
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