document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=31649>Question 31649</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Can you help please.<BR>\n" );
document.write( "The question reads: The number of bacteria present in a culture after t minutes is given as B=10e^kt. If there are 2167 bacteria present after 15 minutes, kind k.\r<BR>\n" );
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document.write( "(A) 0.384<BR>\n" );
document.write( "(B) 80.678<BR>\n" );
document.write( "(C) 0.359<BR>\n" );
document.write( "(D) 5.379\r<BR>\n" );
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document.write( "Thanks for your help! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #18290 by </B><A HREF=/tutors/aboutme.mpl?userid=Earlsdon><B>Earlsdon(6294)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Earlsdon><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=18290\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve for k:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=B+=+10e%5E%28kt%29 ALIGN=MIDDLE  ALT=\"B+=+10e%5E%28kt%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Substitute B = 2167 and t = 15<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2167+=+10e%5E15k%29 ALIGN=MIDDLE  ALT=\"2167+=+10e%5E15k%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Divide both sides by 10.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=216.7+=+e%5E%2815k%29 ALIGN=MIDDLE  ALT=\"216.7+=+e%5E%2815k%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Take the natural log of both sides.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ln%28216.7%29+=+15kln%28e%29 ALIGN=MIDDLE  ALT=\"ln%28216.7%29+=+15kln%28e%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Substitute <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ln%28e%29+=+1 ALIGN=MIDDLE  ALT=\"ln%28e%29+=+1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ln%28216.7%29+=+15k ALIGN=MIDDLE  ALT=\"ln%28216.7%29+=+15k\"   DISABLED_style= \"max-width:90%; height:auto;\" > Divide both sides by 15.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k+=+%28ln%28216.7%29%29%2F15 ALIGN=MIDDLE  ALT=\"k+=+%28ln%28216.7%29%29%2F15\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k+=+0.35856 ALIGN=MIDDLE  ALT=\"k+=+0.35856\"   DISABLED_style= \"max-width:90%; height:auto;\" > Round to nearest thousandth.<BR>\n" );
document.write( "k = 0.359 </SPAN>\n" );
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