document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=914978>Question 914978</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a zero of the function f(x) = 4x^4 - 8x^3 - 19x^2 + 23x - 6 is?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #555372 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=555372\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 4x^4 - 8x^3 - 19x^2 + 23x - 6<BR>\n" );
document.write( "x+2 is a factor<BR>\n" );
document.write( "-2 is a zero<BR>\n" );
document.write( "which leaves <BR>\n" );
document.write( "4x^3-16x^2+ 13x-3\r<BR>\n" );
document.write( "\n" );
document.write( "x-3 is a factor<BR>\n" );
document.write( "3 is a zero<BR>\n" );
document.write( "which leaves <BR>\n" );
document.write( "4x^2-4x+1<BR>\n" );
document.write( "x-0.5 is a factor<BR>\n" );
document.write( "0.5 is a zero<BR>\n" );
document.write( "which leaves <BR>\n" );
document.write( "4x-2<BR>\n" );
document.write( "x-0.5 is a factor again<BR>\n" );
document.write( "0.5 is a zero again <BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );