document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=354883>Question 354883</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Identify all the real roots of each equation.\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E3-7x%5E2%2B8x%2B16=0 ALIGN=MIDDLE  ALT=\"x%5E3-7x%5E2%2B8x%2B16=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "I don't know what to do in this problem. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #253546 by </B><A HREF=/tutors/aboutme.mpl?userid=agentc0re><B>agentc0re(3)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=agentc0re><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=agentc0re><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=253546\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Well you will need to start out by factoring the problem.<BR>\n" );
document.write( "We know that since it's a degree 3 polynomial that we're going to have something that looks like (x + )(x - ) , for this type of problem.\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x-4%29%5E2%28x%2B1%29 ALIGN=MIDDLE  ALT=\"%28x-4%29%5E2%28x%2B1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "Knowing that, we know our roots are:\r<BR>\n" );
document.write( "\n" );
document.write( "x = 4<BR>\n" );
document.write( "x = -1 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );