document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1172715>Question 1172715</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A team of financial advisers guiding the launch of a national newspaper has modeled the <BR>\n" );
document.write( "future circulation of the newspaper by the equation<BR>\n" );
document.write( "𝑁 = 𝑐(1 − 𝑒<BR>\n" );
document.write( "−𝑘𝑡<BR>\n" );
document.write( ")<BR>\n" );
document.write( "where N is the daily circulation after t days of publication, and c and k are positive constants. <BR>\n" );
document.write( "Transpose this formula to show that<BR>\n" );
document.write( "𝑡 =<BR>\n" );
document.write( "1<BR>\n" );
document.write( "𝑘<BR>\n" );
document.write( "𝑙𝑛 <BR>\n" );
document.write( "𝑐<BR>\n" );
document.write( "𝑐 − 𝑁<BR>\n" );
document.write( " <BR>\n" );
document.write( "When the paper is launched, audits show that<BR>\n" );
document.write( "c = 700 000 and k = (1/30) ln2<BR>\n" );
document.write( "(a) Calculate the daily circulation after 30 days of publication.<BR>\n" );
document.write( "(b) After how many days will the daily circulation first reach 525 000?<BR>\n" );
document.write( "(c) What advice can you give the newspaper proprietor if it is known that the paper will break <BR>\n" );
document.write( "even only if the daily circulation exceeds 750 000? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #797828 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52798)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=797828\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
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document.write( "In this site, we read horizontally.\r<BR>\n" );
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document.write( "In this site, we do not read vertically.\r<BR>\n" );
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document.write( "<H1>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;T h a n k s .</H1>\r<BR>\n" );
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document.write( " </SPAN>\n" );
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