document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=167438>Question 167438</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I have three questions.  I don't know how to do them.  PLEASE HELP!!!<BR>\n" );
document.write( "1.  e^3x>=21<BR>\n" );
document.write( "2.  log6 6^9<BR>\n" );
document.write( "3.  1n e^-3x<BR>\n" );
document.write( "I have to whow my work on this worksheet.<BR>\n" );
document.write( "PLEASE HELP!!! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #123353 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=123353\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1. e^3x>=21<BR>\n" );
document.write( "I think you mean:<BR>\n" );
document.write( "e^(3x)>=21<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Take LOGe of both sides to get:<BR>\n" );
document.write( "3x >= LOGe(21)<BR>\n" );
document.write( "x >= LOGe(21)/3<BR>\n" );
document.write( "x >= 1.015<BR>\n" );
document.write( ".<BR>\n" );
document.write( "2. log6 6^9<BR>\n" );
document.write( "If you are simply looking for log base 6 of 6^9<BR>\n" );
document.write( "then the answer is<BR>\n" );
document.write( "9<BR>\n" );
document.write( ".<BR>\n" );
document.write( "This is similar to saying:<BR>\n" );
document.write( "LOG(10^9)<BR>\n" );
document.write( "that's log base 10 of (10^9)<BR>\n" );
document.write( ".<BR>\n" );
document.write( "3. 1n e^-3x<BR>\n" );
document.write( "Again:<BR>\n" );
document.write( "This is similar to saying:<BR>\n" );
document.write( "LOG(10^9)<BR>\n" );
document.write( "that's log base 10 of (10^9)<BR>\n" );
document.write( ".<BR>\n" );
document.write( "In this case, the <BR>\n" );
document.write( "ln of (e^(-3x))<BR>\n" );
document.write( "is<BR>\n" );
document.write( "-3x<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );