document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1081004>Question 1081004</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A cup of coffee is heated to 180°F and placed in a room that maintains a temperature of 80°F. The temperature of the coffee after t minutes is given by <BR>\n" );
document.write( "T(t) = 80 + 115e^&#8722;0.042t.<BR>\n" );
document.write( "(a) Find the temperature, to the nearest degree, of the coffee 25 minutes after it is placed in the room. <BR>\n" );
document.write( " ______°F \r<BR>\n" );
document.write( "\n" );
document.write( "(b) Use a graphing utility to determine when, to the nearest tenth of a minute, the temperature of the coffee will reach 130°F.<BR>\n" );
document.write( "After_____min  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #695108 by </B><A HREF=/tutors/aboutme.mpl?userid=MathTherapy><B>MathTherapy(10552)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathTherapy><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=MathTherapy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=695108\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "A cup of coffee is heated to 180°F and placed in a room that maintains a temperature of 80°F. The temperature of the coffee after t minutes is given by <BR>\n" );
document.write( "T(t) = 80 + 115e^&#8722;0.042t.<BR>\n" );
document.write( "(a) Find the temperature, to the nearest degree, of the coffee 25 minutes after it is placed in the room. <BR>\n" );
document.write( " ______°F \r<BR>\n" );
document.write( "\n" );
document.write( "(b) Use a graphing utility to determine when, to the nearest tenth of a minute, the temperature of the coffee will reach 130°F.<BR>\n" );
document.write( "After_____min <BR>\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">Correct answers: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight_green%28matrix%282%2C2%2C+%22a%29%22%2C+120%5Eo%2C+%22b%29%22%2C+19.8%29%29 ALIGN=MIDDLE  ALT=\"highlight_green%28matrix%282%2C2%2C+%22a%29%22%2C+120%5Eo%2C+%22b%29%22%2C+19.8%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );