document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=748007>Question 748007</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use the properties of logarithms and the given information to rewrite the log base 5 of 9 in terms of X,Y, and/or Z.<BR>\n" );
document.write( "GIVEN:<BR>\n" );
document.write( "log base 5 of 7=X<BR>\n" );
document.write( "log base 5 of 6=Y<BR>\n" );
document.write( "log base 5 of 4=Z </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #455281 by </B><A HREF=/tutors/aboutme.mpl?userid=sayanchaudhuri><B>sayanchaudhuri(1)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=sayanchaudhuri><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=sayanchaudhuri><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=455281\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> see x=log_(5)[7]=ln(7)/ln(5)<BR>\n" );
document.write( "y=log_(5)[6]=ln(2)/ln(5)+ln(3)/ln(5)<BR>\n" );
document.write( "z=2*ln(2)/ln(5)<BR>\n" );
document.write( "so now log_(5) [9]=2*ln(3)/ln(5)=2-2*ln(2)/ln(5)<BR>\n" );
document.write( "=>log_(5)[9]=2y-z </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );