document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=56786>Question 56786</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is the answer to: 3a squared + 21a + 30 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #38530 by </B><A HREF=/tutors/aboutme.mpl?userid=Nate><B>Nate(3500)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Nate><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=38530\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3a^2 + 21a + 30 I will assume equals zero.<BR>\n" );
document.write( "3a^2 + 21a + 30 = 0<BR>\n" );
document.write( "3a^2 + 21a = -30<BR>\n" );
document.write( "a^2 + 7a = -10<BR>\n" );
document.write( "(a + 7/2)^2 = 49/4 - 40/4 = 9/4<BR>\n" );
document.write( "a + 7/2 = +- 3/2<BR>\n" );
document.write( "a = -7/2 +- 3/2<BR>\n" );
document.write( "a = -5 or a = -2<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C3x%5E2%2B21x%2B30%29 ALIGN=MIDDLE  ALT=\"graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C3x%5E2%2B21x%2B30%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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