document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=202798>Question 202798</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the derivative<BR>\n" );
document.write( "f(x)=x^4*e^3x<BR>\n" );
document.write( "f'(x)=\r<BR>\n" );
document.write( "\n" );
document.write( "this is what I came up with and it says my answer is wrong- what did I do wrong<BR>\n" );
document.write( "f'(x) 4x^3*e^3x*3<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #152963 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=152963\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find the derivative<BR>\n" );
document.write( "f(x)=x^4*e^3x<BR>\n" );
document.write( "f'(x)= <BR>\n" );
document.write( "this is what I came up with and it says my answer is wrong- what did I do wrong<BR>\n" );
document.write( "f'(x) 4x^3*e^3x*3<BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "It's a product, so you have to follow the product rule.<BR>\n" );
document.write( "f'(x) = x^4 + [e^(3x)*12x^2]<BR>\n" );
document.write( "Then simplify.<BR>\n" );
document.write( "=========================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );