document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=194030>Question 194030</A>: <I><SPAN STYLE=\"word-break: break-all;\"> please \"multiply and simplify\"<BR>\n" );
document.write( " <BR>\n" );
document.write( "(5x-3)(5x+3)<BR>\n" );
document.write( " <BR>\n" );
document.write( "thanks </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #145629 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=145629\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285x-3%29%285x%2B3%29 ALIGN=MIDDLE  ALT=\"%285x-3%29%285x%2B3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the given expression.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Now let's FOIL the expression.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Remember, when you FOIL an expression, you follow this procedure:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28highlight%285x%29-3%29%28highlight%285x%29%2B3%29 ALIGN=MIDDLE  ALT=\"%28highlight%285x%29-3%29%28highlight%285x%29%2B3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply the <font color=\"red\">F</font>irst terms:<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285%2Ax%29%2A%285%2Ax%29=25%2Ax%5E2 ALIGN=MIDDLE  ALT=\"%285%2Ax%29%2A%285%2Ax%29=25%2Ax%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28highlight%285x%29-3%29%285x%2Bhighlight%283%29%29 ALIGN=MIDDLE  ALT=\"%28highlight%285x%29-3%29%285x%2Bhighlight%283%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply the <font color=\"red\">O</font>uter terms:<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285%2Ax%29%2A%283%29=15%2Ax ALIGN=MIDDLE  ALT=\"%285%2Ax%29%2A%283%29=15%2Ax\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285x%2Bhighlight%28-3%29%29%28highlight%285x%29%2B3%29 ALIGN=MIDDLE  ALT=\"%285x%2Bhighlight%28-3%29%29%28highlight%285x%29%2B3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply the <font color=\"red\">I</font>nner terms:<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-3%29%2A%285%2Ax%29=-15%2Ax ALIGN=MIDDLE  ALT=\"%28-3%29%2A%285%2Ax%29=-15%2Ax\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285x%2Bhighlight%28-3%29%29%285x%2Bhighlight%283%29%29 ALIGN=MIDDLE  ALT=\"%285x%2Bhighlight%28-3%29%29%285x%2Bhighlight%283%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Multiply the <font color=\"red\">L</font>ast terms:<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-3%29%2A%283%29=-9 ALIGN=MIDDLE  ALT=\"%28-3%29%2A%283%29=-9\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=25%2Ax%5E2%2B15%2Ax-15%2Ax-9 ALIGN=MIDDLE  ALT=\"25%2Ax%5E2%2B15%2Ax-15%2Ax-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > Now collect every term to make a single expression.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=25%2Ax%5E2-9 ALIGN=MIDDLE  ALT=\"25%2Ax%5E2-9\"   DISABLED_style= \"max-width:90%; height:auto;\" > Now combine like terms.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285x-3%29%285x%2B3%29 ALIGN=MIDDLE  ALT=\"%285x-3%29%285x%2B3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > FOILs to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=25%2Ax%5E2-9 ALIGN=MIDDLE  ALT=\"25%2Ax%5E2-9\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "In other words, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%285x-3%29%285x%2B3%29=25%2Ax%5E2-9 ALIGN=MIDDLE  ALT=\"%285x-3%29%285x%2B3%29=25%2Ax%5E2-9\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Note: an alternative to FOILing is to use difference of squares formula </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );