document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=427819>Question 427819</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help factoring polynomials..<BR>\n" );
document.write( "Like squares and such. So, I guess here's #1:<BR>\n" );
document.write( "Find the product by using the difference of two squares-<BR>\n" );
document.write( "45*55 <BR>\n" );
document.write( "Please help! Thank you!  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #297496 by </B><A HREF=/tutors/aboutme.mpl?userid=sudhanshu_kmr><B>sudhanshu_kmr(1152)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=sudhanshu_kmr><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=sudhanshu_kmr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=297496\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \r<BR>\n" );
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document.write( "45*55 \r<BR>\n" );
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document.write( "we can write, 45 = 50 -5 and 55 = 50+5\r<BR>\n" );
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document.write( "so, 45*55\r<BR>\n" );
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document.write( "=(50-5)(50+5)\r<BR>\n" );
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document.write( "= (50)^2 - (5)^2\r<BR>\n" );
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document.write( "= 2500- 25\r<BR>\n" );
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document.write( "= 2475\r<BR>\n" );
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document.write( "as we know, (a-b)(a+b) = a^2 -b^2<BR>\n" );
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