document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=771407>Question 771407</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Factor trinomial: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x%5E2%2B3x%2B1 ALIGN=MIDDLE  ALT=\"2x%5E2%2B3x%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #470199 by </B><A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><B>algebrahouse.com(1659)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><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=algebrahouse.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=470199\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2x² + 3x + 1<BR>\n" );
document.write( "= 2x² + 2x + x + 1 {split the 3x into 2x and x using factoring by grouping}<BR>\n" );
document.write( "= 2x(x + 1) + 1(x + 1) {factored 2x out of first two terms and 1 out of last two terms}<BR>\n" );
document.write( "= (2x + 1)(x + 1) {factored (x + 1) out of the two terms}<BR>\n" );
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