document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1128727>Question 1128727</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Consider this scenario: For each year t, the population of a forest of trees is represented by the function <BR>\n" );
document.write( "A(t) = 116(1.023)^t.<BR>\n" );
document.write( "In a neighboring forest, the population of the same type of tree is represented by the function <BR>\n" );
document.write( "B(t) = 81(1.021)^t.\r<BR>\n" );
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document.write( "By how many trees does forest B over forest A after 20 years? <BR>\n" );
document.write( "Can someone explain how to properly set up the equation to solve it?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #745218 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=745218\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> ----<BR>\n" );
document.write( "Consider this scenario: For each year t, the population of a forest of trees is represented by the function <BR>\n" );
document.write( "A(t) = 116(1.023)^t.<BR>\n" );
document.write( "In a neighboring forest, the population of the same type of tree is represented by the function <BR>\n" );
document.write( "B(t) = 81(1.021)^t.\r<BR>\n" );
document.write( "\n" );
document.write( "By how many trees does forest B over forest A after 20 years? <BR>\n" );
document.write( "Can someone explain how to properly set up the equation to solve it? <BR>\n" );
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document.write( "The question seems to be asking for the difference,  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=B%2820%29-A%2820%29 ALIGN=MIDDLE  ALT=\"B%2820%29-A%2820%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > but the functions  don't seem to fit that.  Is the question really wrong, and should instead be:<BR>\n" );
document.write( "\"By how many more trees will forest A have than forest B, after twenty years?\"  This should be  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A%2820%29-B%2820%29 ALIGN=MIDDLE  ALT=\"A%2820%29-B%2820%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=116%2A1.023%5E20-81%2A1.021%5E20 ALIGN=MIDDLE  ALT=\"116%2A1.023%5E20-81%2A1.021%5E20\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=60 ALIGN=MIDDLE  ALT=\"60\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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