document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=256084>Question 256084</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve 3^x=7^2 using both interpolation and logarithms. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #188247 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=188247\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> solve 3^x=7^2 using both interpolation and logarithms.<BR>\n" );
document.write( "-----------------------------<BR>\n" );
document.write( "Take the log of both sides and solve for \"x\":<BR>\n" );
document.write( "xlog(3) = log(49)<BR>\n" );
document.write( "x = [log(49)]/[log(3)]<BR>\n" );
document.write( "x = 3.5425<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );