document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=180269>Question 180269</A>: <I><SPAN STYLE=\"word-break: break-all;\"> x^6-3x^3-18=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #135168 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=135168\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x^6-3x^3-18=0\r<BR>\n" );
document.write( "\n" );
document.write( "(x^3-6)(x^3+3) = 0\r<BR>\n" );
document.write( "\n" );
document.write( "x^3 = 6 or x^3 = -3\r<BR>\n" );
document.write( "\n" );
document.write( "x= cbrt(6) or x = cbrt(-3)<BR>\n" );
document.write( "----------<BR>\n" );
document.write( "Note: There are 4 complex roots. You would have<BR>\n" );
document.write( "to use DeMoire to find those.<BR>\n" );
document.write( "------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );