document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=284777>Question 284777</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the difference of two squares.  The problem is (3a-b)^2-(2a-b)^2.....Thank in advance. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #206607 by </B><A HREF=/tutors/aboutme.mpl?userid=nyc_function><B>nyc_function(2741)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nyc_function><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=nyc_function><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=206607\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (3a-b)^2-(2a-b)^2 =\r<BR>\n" );
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document.write( "(3a - b)(3a - b) - (2a - b)(2a - b) =\r<BR>\n" );
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document.write( "9a^2 - 6ab + b^2 - (4a^2 - 4ab + b^2) =\r<BR>\n" );
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document.write( "9a^2 - 6ab + b^2 - 4a^2 + 4ab - b^2 =\r<BR>\n" );
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document.write( "5a^2 - 2ab<BR>\n" );
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