document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=293019>Question 293019</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A herd of 100 deer is introduced to a small island. The herd at first increases rapidly, but eventually the food resources of the island dwindle and the population declines. Suppose that the number N(t) of deer after t years is given by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+N%28t%29=-t%5E4%2B21t%5E2%2B100+ ALIGN=MIDDLE  ALT=\"+N%28t%29=-t%5E4%2B21t%5E2%2B100+\"   DISABLED_style= \"max-width:90%; height:auto;\" >. When does the population of deer become extinct on this island?\r<BR>\n" );
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document.write( "*note* we are working with max/min quadratic problems currently. I tried getting the factors of p and q and doing synthetic division. I'm just confusing myself more. I'm not sure where to start. \r<BR>\n" );
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document.write( "Thanks :) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #211522 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=211522\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You just need to find the zeros.<BR>\n" );
document.write( "There are 4 zeros-two complex and two real rational. One of the real rational is positive.<BR>\n" );
document.write( "t=4.98269 almost 5 years </SPAN>\n" );
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