document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=724351>Question 724351</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find all rational zeroes of the polynomial y=3x^3+18x^2-21x-180 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #443707 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=443707\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find all rational zeroes of the polynomial y=3x^3+18x^2-21x-180<BR>\n" );
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document.write( "use rational roots theorem to solve:\r<BR>\n" );
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document.write( "...0..|.....3......18......-21......-180......<BR>\n" );
document.write( "...1..|.....3......21........0........-180<BR>\n" );
document.write( "...2..|.....3......24.......27.......-126<BR>\n" );
document.write( "...3..|.....3......27.......60.........0<BR>\n" );
document.write( "y=(x-3)(3x^2+27x+60)<BR>\n" );
document.write( "y=(x-3)(3x+12)(x+5)<BR>\n" );
document.write( "zeros: -5, -4, 3 </SPAN>\n" );
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