document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=68220>Question 68220</A>: <I><SPAN STYLE=\"word-break: break-all;\"> (x+3)(2x-5) and (x+5)(x+4) I'm studying Algebra II and was never taught this. Tank You. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #48522 by </B><A HREF=/tutors/aboutme.mpl?userid=ptaylor><B>ptaylor(2198)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ptaylor><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=ptaylor><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=48522\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (x+3)(2x-5) and (x+5)(x+4) I'm studying Algebra II and was never taught this. Tank You.\r<BR>\n" );
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document.write( "There's a crutch for multiplying these. Example (x-5)(4x+3)<BR>\n" );
document.write( "F-----------first (4x^2)<BR>\n" );
document.write( "O-----------outer  (3x)<BR>\n" );
document.write( "I-----------inner  (-20x)<BR>\n" );
document.write( "L-----------last   (-15)\r<BR>\n" );
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document.write( "               <BR>\n" );
document.write( "(x+3)(2x-5)----2x^2-5x+6x-15=2x^2+x-15\r<BR>\n" );
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document.write( "(x+5)(x+4)------x^2+4x+5x+20=x^2+9x+20\r<BR>\n" );
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document.write( "Hope this helps----ptaylor\r<BR>\n" );
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