document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=4319>Question 4319</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is   ln(X^(1/4)) = Sqrt(ln X)? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #1964 by </B><A HREF=/tutors/aboutme.mpl?userid=khwang><B>khwang(438)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=khwang><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=1964\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  ln(X^(1/4)) = Sqrt(ln X)<BR>\n" );
document.write( " or 1/4 ln(X) = Sqrt(ln X)<BR>\n" );
document.write( " or ln(X) = 4 Sqrt(ln X)\r<BR>\n" );
document.write( "\n" );
document.write( " Let Ln(X) = u,<BR>\n" );
document.write( " we have u = 4 sqrt(u)<BR>\n" );
document.write( " Square both sides: <BR>\n" );
document.write( "  u^2 = 16 u, <BR>\n" );
document.write( "so u(u-16) = 0<BR>\n" );
document.write( " u = 0 or 16<BR>\n" );
document.write( " That is, ln(X) = 0 ,X = 1 or<BR>\n" );
document.write( " ln(X) = 16, X = e^16.<BR>\n" );
document.write( " <BR>\n" );
document.write( " Please check by yourself.<BR>\n" );
document.write( " <BR>\n" );
document.write( " Kenny </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );