document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1183351>Question 1183351</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Evaluate the logarithm using the change-of-base formula.  Rewrite the logarithm using natural logs, then evaluate on your calculator rounding to 3 decimal places<BR>\n" );
document.write( "log4(base)12.7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #813619 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=813619\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "The natural logarithm of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x ALIGN=MIDDLE  ALT=\"x\"   DISABLED_style= \"max-width:90%; height:auto;\" > is generally written as <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ln+%28x%29 ALIGN=MIDDLE  ALT=\"ln+%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28e%2C+x%29 ALIGN=MIDDLE  ALT=\"log%28e%2C+x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, or sometimes, if the base <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=e ALIGN=MIDDLE  ALT=\"e\"   DISABLED_style= \"max-width:90%; height:auto;\" > is implicit, simply <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log+%28x%29 ALIGN=MIDDLE  ALT=\"log+%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%284%2C12.7%29+ ALIGN=MIDDLE  ALT=\"log%284%2C12.7%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >                     <BR>\n" );
document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ln%2812.7%29%2Fln%284%29 ALIGN=MIDDLE  ALT=\"ln%2812.7%29%2Fln%284%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ln%2812.7%29%2F%282log%282%29%29 ALIGN=MIDDLE  ALT=\"ln%2812.7%29%2F%282log%282%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1.833 ALIGN=MIDDLE  ALT=\"1.833\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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