document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1193189>Question 1193189</A>: <I><SPAN STYLE=\"word-break: break-all;\"> MAT 145: Topics In Contemporary Math<BR>\n" );
document.write( " <BR>\n" );
document.write( "        17: Exponential Growth\r<BR>\n" );
document.write( "\n" );
document.write( "5) The population of bison was almost hunted to extinction when the United States <BR>\n" );
document.write( "expanded westward. The population decreased by 40% per year when the expansion <BR>\n" );
document.write( "began in 1803. If the herds of bison originally contained 500,000 bison, how many were <BR>\n" );
document.write( "left in 1820 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #825195 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=825195\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Expansion westward took from  years 1803 to 1820, which was 17 years.\r<BR>\n" );
document.write( "\n" );
document.write( "The bison population did not grow; it decayed during those 17 years.  If decreased by 40% per year, then the numbers kept 60 % each year.  \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=500000%280.6%29%5E17 ALIGN=MIDDLE  ALT=\"500000%280.6%29%5E17\"   DISABLED_style= \"max-width:90%; height:auto;\" >----------compute in the way you like. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );