document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1078034>Question 1078034</A>: <I><SPAN STYLE=\"word-break: break-all;\"> problem: Doctors use radioactive iodine as a tracer in diagnosing certain thyroid gland disorders. This type of iodine decays in such a way that the mass remaining after t days is given by the function<BR>\n" );
document.write( "m(t) = 2e^&#8722;0.087t<BR>\n" );
document.write( "where m(t) is measured in grams.\r<BR>\n" );
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document.write( "(a) Find the mass at time t = 0. grams<BR>\n" );
document.write( "(b) How much of the mass remains after 2 days? (Round your answer to three decimal places.)<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #692599 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39618)</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=692599\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=m%28t%29=2e%5E%28-0.087t%29 ALIGN=MIDDLE  ALT=\"m%28t%29=2e%5E%28-0.087t%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "(a)<BR>\n" );
document.write( "If t=0, then m=2.\r<BR>\n" );
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document.write( "(b)<BR>\n" );
document.write( "If t=2, for two days,<BR>\n" );
document.write( "then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=m%282%29=2e%5E%28-0.087%2A2%29 ALIGN=MIDDLE  ALT=\"m%282%29=2e%5E%28-0.087%2A2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  <BR>\n" );
document.write( "m(2)=1.68 </SPAN>\n" );
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