document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=240476>Question 240476</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Factor(a+4)^2-2(a+4)+1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #176179 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=176179\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hint: if we let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z=a%2B4 ALIGN=MIDDLE  ALT=\"z=a%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" > and apply the appropriate substitutions, we go from <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28a%2B4%29%5E2-2%28a%2B4%29%2B1 ALIGN=MIDDLE  ALT=\"%28a%2B4%29%5E2-2%28a%2B4%29%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5E2-2z%2B1 ALIGN=MIDDLE  ALT=\"z%5E2-2z%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" >. Now factor <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5E2-2z%2B1 ALIGN=MIDDLE  ALT=\"z%5E2-2z%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" >. Once you have <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z%5E2-2z%2B1 ALIGN=MIDDLE  ALT=\"z%5E2-2z%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" > factored out, plug <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z=a%2B4 ALIGN=MIDDLE  ALT=\"z=a%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" > back in. </SPAN>\n" );
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