document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1018622>Question 1018622</A>: <I><SPAN STYLE=\"word-break: break-all;\"> hi! I'm Gracie, my class is going over chapter 8 in our text book. Chapter 8 is dealing with polynomials and factoring. chapter 8.6 is about factoring expressions. I don't understand how to factor this expression though, can you help me? <BR>\n" );
document.write( "3x^2 + 16x + 3 <BR>\n" );
document.write( "thanks!\r<BR>\n" );
document.write( "\n" );
document.write( "p.s. I wrote the wrong email before </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #634695 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=634695\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3x^2 + 16x + 3 <BR>\n" );
document.write( "This doesn't factor.  (3x+1)(x+3) gives the largest x value which is only 10x.<BR>\n" );
document.write( "3x^2+16x+13 does factor into (3x+13)(x+1)<BR>\n" );
document.write( "quadratic formula <BR>\n" );
document.write( "x=(1/6)*(-16+/- sqrt (256-36)); sqrt 220=14.83, so no integer roots. (numerically about -.23 and -5.14)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28300%2C200%2C-10%2C10%2C-10%2C10%2C3x%5E2%2B16x%2B3%29 ALIGN=MIDDLE  ALT=\"graph%28300%2C200%2C-10%2C10%2C-10%2C10%2C3x%5E2%2B16x%2B3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >,  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );