document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=405440>Question 405440</A>: <I><SPAN STYLE=\"word-break: break-all;\"> factor <BR>\n" );
document.write( "x^2+2x+5<BR>\n" );
document.write( "please solve it  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #286367 by </B><A HREF=/tutors/aboutme.mpl?userid=richard1234><B>richard1234(7193)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richard1234><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=richard1234><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=286367\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> It doesn't factor over the integers because the only factors of 5 are +-5, +-1. You could factor based on the roots of the equation:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%28-2+%2B-+sqrt%284+-+20%29%29%2F2+=+%28-2+%2B-+4i%29%2F2+=+-1+%2B-+2i ALIGN=MIDDLE  ALT=\"x+=+%28-2+%2B-+sqrt%284+-+20%29%29%2F2+=+%28-2+%2B-+4i%29%2F2+=+-1+%2B-+2i\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "The only factorization of this quadratic is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x+-+%28-1+%2B+2i%29%29%28x+-+%28-1+-+2i%29%29 ALIGN=MIDDLE  ALT=\"%28x+-+%28-1+%2B+2i%29%29%28x+-+%28-1+-+2i%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );