document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=94415>Question 94415</A>: <I><SPAN STYLE=\"word-break: break-all;\"> HELP PLEASE!!<BR>\n" );
document.write( "End behavior<BR>\n" );
document.write( "where cross the x axis <BR>\n" );
document.write( "factors:<BR>\n" );
document.write( "f(x) = x^4 + 12x^3 + 52x^2 +96x +64<BR>\n" );
document.write( "this is really hard stuff<BR>\n" );
document.write( "Thanks<BR>\n" );
document.write( "llo </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #68753 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=68753\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> End behavior<BR>\n" );
document.write( "The highest power term determines what happens as x goes to + or to - infinity.<BR>\n" );
document.write( "Since x^4 goes to  + infinity as x does, f(x) goes to + infinity.<BR>\n" );
document.write( "Since x^4 goes to + infinity as x goes to - infinity, f(x) goes to + infinity.<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "where cross the x axis<BR>\n" );
document.write( "If touches the x axis at x=4 and at x=-2 but does not cross it.\r<BR>\n" );
document.write( "\n" );
document.write( "---------------- <BR>\n" );
document.write( "factors:<BR>\n" );
document.write( "f(x) = x^4 + 12x^3 + 52x^2 +96x +64<BR>\n" );
document.write( "f(x) = (x+2)^2 * (x+4)^2<BR>\n" );
document.write( "============<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );