document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=175861>Question 175861</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 9) (5z-2)(5z+2)....use foil....need some help here...thanks </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #130969 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=130969\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (5z-2)(5z+2)....use foil<BR>\n" );
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document.write( "F: 5z*5z = 25z^2<BR>\n" );
document.write( "O: 5z*2  = 10z<BR>\n" );
document.write( "I: 5z*-2 =-10z<BR>\n" );
document.write( "L: -2*2  = -4<BR>\n" );
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document.write( "Combine the four results to get:<BR>\n" );
document.write( "25z^2 - 4<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );