document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=113568>Question 113568</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0395676088/algebrahomeworkh>Algebra, structure and meathod, book 1</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=27a%5E3b-12ab ALIGN=MIDDLE  ALT=\"27a%5E3b-12ab\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #82639 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=82639\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I guess you need to simplify this expression.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=27a%5E3b-12ab ALIGN=MIDDLE  ALT=\"27a%5E3b-12ab\"   DISABLED_style= \"max-width:90%; height:auto;\" >.....factor out common <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3ab ALIGN=MIDDLE  ALT=\"3ab\"   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=3ab%289a%5E2-4%29 ALIGN=MIDDLE  ALT=\"3ab%289a%5E2-4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >......<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9=3%5E2 ALIGN=MIDDLE  ALT=\"9=3%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4=2%5E2 ALIGN=MIDDLE  ALT=\"4=2%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >, so we can substitute it\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3ab%28%283a%29%5E2-+2%5E2%29 ALIGN=MIDDLE  ALT=\"3ab%28%283a%29%5E2-+2%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.....factorize <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283a%29%5E2-+2%5E2 ALIGN=MIDDLE  ALT=\"%283a%29%5E2-+2%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >; it is equal to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283a-+2%29%283a%2B2%29 ALIGN=MIDDLE  ALT=\"%283a-+2%29%283a%2B2%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=3ab%283a-+2%29%283a+%2B+2%29 ALIGN=MIDDLE  ALT=\"3ab%283a-+2%29%283a+%2B+2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
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