document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=380669>Question 380669</A>: <I><SPAN STYLE=\"word-break: break-all;\"> simplify by removing factors of 1. \r<BR>\n" );
document.write( "\n" );
document.write( "n^2-81/(n+9)^2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #270215 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=270215\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> simplify by removing factors of 1. <BR>\n" );
document.write( "n^2-81/(n+9)^2<BR>\n" );
document.write( "----<BR>\n" );
document.write( "= [(n-9)(n+9)]/(n+9)^2<BR>\n" );
document.write( "------<BR>\n" );
document.write( "= [(n+9)/(n+9)]<BR>\n" );
document.write( "------<BR>\n" );
document.write( "= [1][(n-9)/(n+9)]<BR>\n" );
document.write( "----<BR>\n" );
document.write( "= (n-9)/(n+9)<BR>\n" );
document.write( "=================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );