document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=3986>Question 3986</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what equation do I use for this type of problem?\r<BR>\n" );
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document.write( "A BOND PAYS 12% ANNUAL INTEREST COMPOUNDED CONTINUOUSLY. IF $10,000 IS INVESTED INITIALLY, WHEN WILL THE BOND BE WORTH $30,000? ROUND TO THE NEAREST YEAR.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #1756 by </B><A HREF=/tutors/aboutme.mpl?userid=longjonsilver><B>longjonsilver(2297)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=longjonsilver><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=longjonsilver><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=1756\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> start with a=10,000<BR>\n" );
document.write( "after 1 year, got 1.12a --> <BR>\n" );
document.write( "after 2 years, got <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1.12%5E2a ALIGN=MIDDLE  ALT=\"1.12%5E2a\"   DISABLED_style= \"max-width:90%; height:auto;\" > --><BR>\n" );
document.write( "after 3 years, got <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1.12%5E3a ALIGN=MIDDLE  ALT=\"1.12%5E3a\"   DISABLED_style= \"max-width:90%; height:auto;\" > -->\r<BR>\n" );
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document.write( "after n years, got <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281.12%5En%29a ALIGN=MIDDLE  ALT=\"%281.12%5En%29a\"   DISABLED_style= \"max-width:90%; height:auto;\" > --> 30,000\r<BR>\n" );
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document.write( "so, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1.12%5En ALIGN=MIDDLE  ALT=\"1.12%5En\"   DISABLED_style= \"max-width:90%; height:auto;\" > = 3<BR>\n" );
document.write( "nlog(1.12) = log3<BR>\n" );
document.write( "n = log3/log(1.12)\r<BR>\n" );
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document.write( "n = 9.69\r<BR>\n" );
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document.write( "so, it takes 10 years.\r<BR>\n" );
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document.write( "jon<BR>\n" );
document.write( " </SPAN>\n" );
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