document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=604007>Question 604007</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the rational zeros of f(x)=-x^3-4x^2+11x+30 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #381185 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=381185\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find the rational zeros of <BR>\n" );
document.write( "f(x)=-x^3-4x^2+11x+30<BR>\n" );
document.write( "f(x)=x^3+4x^2-11x-30<BR>\n" );
document.write( "use rational roots theorem:\r<BR>\n" );
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document.write( "...0...|.....1.......4.......-11.......-30....<BR>\n" );
document.write( "...1...|.....1.......5........-6........-24....<BR>\n" );
document.write( "...2...|.....1.......6.........1.........-28....<BR>\n" );
document.write( "...3...|.....1.......7........10..........0...( 3 is a root)<BR>\n" );
document.write( "f(x)=(x-3)(x^2+7x+10)=(x-3)(x+5)(x+2)<BR>\n" );
document.write( "zeros are: -5, -2 and 3<BR>\n" );
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