document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=189941>Question 189941</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Factor by grouping\r<BR>\n" );
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document.write( "4x^4+5x^3+16x^2+20x </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #142524 by </B><A HREF=/tutors/aboutme.mpl?userid=cutepiscean5><B>cutepiscean5(19)</B></A><img src=\"/images/stars/stars-06.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=cutepiscean5><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=142524\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> we are given the expression:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+4x%5E4%2B5x%5E3%2B16x%5E2%2B20x+ ALIGN=MIDDLE  ALT=\"+4x%5E4%2B5x%5E3%2B16x%5E2%2B20x+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "we group the first two term together and the last two terms together and find out the common factors of each.\r<BR>\n" );
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document.write( "we have:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%284x%5E4%2B5x%5E3%29%2B+%2816x%5E2%2B20x%29+ ALIGN=MIDDLE  ALT=\"+%284x%5E4%2B5x%5E3%29%2B+%2816x%5E2%2B20x%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x%5E3+%284x%2B5%29%2B+4x%284x%2B5%29+ ALIGN=MIDDLE  ALT=\"+x%5E3+%284x%2B5%29%2B+4x%284x%2B5%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "=> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28x%5E3+%2B+4x%29%284x%2B5%29 ALIGN=MIDDLE  ALT=\"+%28x%5E3+%2B+4x%29%284x%2B5%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "we can again take out x as common from x^3 + 4x.<BR>\n" );
document.write( "=> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x%28x%5E2+%2B+4%29%284x%2B5%29+ ALIGN=MIDDLE  ALT=\"+x%28x%5E2+%2B+4%29%284x%2B5%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "so thats our answer. </SPAN>\n" );
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