document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1061054>Question 1061054</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A microbiologist found out that the number of microbes in a refrigerated food is given by n=20t^2-45t+240, for -2 <= t <= 14 and t is the temperature in Celsius.  At what temperature will the number of bacteria be minimal?  Show all work and rounfd to nearest tenth. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #676024 by </B><A HREF=/tutors/aboutme.mpl?userid=Cromlix><B>Cromlix(4381)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Cromlix><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=Cromlix><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=676024\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hi there,<BR>\n" );
document.write( "t    -2  -1  0   1   2   3   4   5   6   7    8    9   10   11   12   13   14<BR>\n" );
document.write( "No. 410 305 240 215 230 285 380 515 690 905 1160 1455 1790 2165 2580 3035 3530<BR>\n" );
document.write( "By substituting t values into equation: 20t^2 - 45t + 240<BR>\n" );
document.write( "Minimal number of bacteria occurs at t = 1 Number of bacteria = 215.<BR>\n" );
document.write( "Hope this helps :-) </SPAN>\n" );
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