document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=439040>Question 439040</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I tried to do the problem but got stuck. Please tell me whether I am on the right track and how to solve (b)Thank you very much!!\r<BR>\n" );
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document.write( "From 1998 to 2002, deaths D in thousands from pneumonia can be modeled<BR>\n" );
document.write( "by D= -6.05(x-1998) + 90.1, where x is the year\r<BR>\n" );
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document.write( " (a) Find the number of deaths from pneumonia in<BR>\n" );
document.write( "1998 =(90.1 deaths) and 2002=(114.3 deaths).\r<BR>\n" );
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document.write( "(b) What is the slope of the graph of D? Interpret<BR>\n" );
document.write( "the slope as a rate of change.\r<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 #303473 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=303473\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  From 1998 to 2002, deaths D in thousands from pneumonia can be modeled<BR>\n" );
document.write( "by D= -6.05(x-1998) + 90.1, where x is the year<BR>\n" );
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document.write( "(a) Find the number of deaths from pneumonia in<BR>\n" );
document.write( "1998 =(90.1 thousand deaths) and 2002=(65.9 thousand deaths). <BR>\n" );
document.write( "(b) What is the slope of the graph of D?<BR>\n" );
document.write( "D = -6.05x + 6.05*1998 + 90.1<BR>\n" );
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document.write( "slope = -6.05<BR>\n" );
document.write( "Interpret the slope as a rate of change. <BR>\n" );
document.write( "The # of deaths decreases 6050 each year<BR>\n" );
document.write( "after 1998.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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