document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=302004>Question 302004</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve:<BR>\n" );
document.write( "12^(2x)=100 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #216696 by </B><A HREF=/tutors/aboutme.mpl?userid=london+maths+tutor><B>london maths tutor(243)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=london+maths+tutor><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=london+maths+tutor><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=216696\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 12^(2x)=100\r<BR>\n" );
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document.write( "the log base is 12, this gives: \r<BR>\n" );
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document.write( "log12 (100) = 2x<BR>\n" );
document.write( "log12 (10^2) = 2x <BR>\n" );
document.write( "2*log12 (10)= 2x<BR>\n" );
document.write( "log12 (10) = x<BR>\n" );
document.write( "x = 0.927  </SPAN>\n" );
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