document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1147243>Question 1147243</A>: <I><SPAN STYLE=\"word-break: break-all;\"> -3x^4-7x+17=0 how many complex roots does this polynomial equation have? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #768555 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=768555\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> this has one sign change with original function, so it has one positive root.<BR>\n" );
document.write( "with -x for x<BR>\n" );
document.write( "-3x^4+7x+17=0<BR>\n" );
document.write( "this also has one sign change, so there is one negative root.  That leaves two other roots in this fourth power function and they are conjugate complex roots.\r<BR>\n" );
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document.write( "Two.\r<BR>\n" );
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