document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1082616>Question 1082616</A>: <I><SPAN STYLE=\"word-break: break-all;\"> f(x)= xe^x the point x. f(x) at which the second derivative equals zero is ???  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #696665 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=696665\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> f'(x)=x*e^x+e^x=e^x(x+1)<BR>\n" );
document.write( "f''(x)=e^x+(x+1)*e^x=e^x(1+x+1)=e^x(x+2)<BR>\n" );
document.write( "This equal 0 only if x+2=0 or x=-2<BR>\n" );
document.write( "graph of function and second derivative<BR>\n" );
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