document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=74866>Question 74866</A>: <I><SPAN STYLE=\"word-break: break-all;\">  I have a word problem that i can't figure out would you please help me.\r<BR>\n" );
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document.write( "Question- write a exponential function to model the situation. Then estimate the value of the function after 5 years(to the nearest whole number)-- A population of 270 animals that decreses at an anual rate of 22%<BR>\n" );
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document.write( "I am not totaly sure what formula to use? I think it might be one of the following. A=p(1+r/n)or A=p(1-r/n) Im not sure. Could you please help me to decide what formula to use.   Thank you very much!!!         </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #53799 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=53799\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Question- write a exponential function to model the situation. Then estimate the value of the function after 5 years(to the nearest whole number)-- A population of 270 animals that decreses at an anual rate of 22%------------------------------------------<BR>\n" );
document.write( "f(t) = 270*0.78^(t)<BR>\n" );
document.write( "f(5) = 270*0.78^5<BR>\n" );
document.write( "f(5)= 270*0.28872<BR>\n" );
document.write( "f(5)= 77.95<BR>\n" );
document.write( "since you cannot have 0.95 or an animal f(5) = 77 animals after 5 years<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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