document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1167836>Question 1167836</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The cost of renting a car for one day is $39 plus 30 cents per mile. Write the average cost<BR>\n" );
document.write( "per mile 𝐶 as a function of the number of miles driven in one day 𝑥. Graph the function<BR>\n" );
document.write( "for 𝑥 > 0. What happens to 𝐶 as the number of miles gets very large? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #792436 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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/cgi-bin/show-face.mpl?user=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=792436\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Cost=$39+$0.30x\r<BR>\n" );
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document.write( "C= (1/x)($39+$0.30x)=(39/x)+(0.3x/x)=(39/x)+0.3<BR>\n" );
document.write( "as x gets very large the average cost per mile gets smaller and approaches $0.3 per mile, since the 39 will become irrelevant.\r<BR>\n" );
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document.write( "The ordinate scale for the graphs below is from -5 to 100, -5 to 10 and from -1 to 1.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28300%2C300%2C-5%2C100%2C-5%2C100%2C%281%2Fx%29%2839%2B0.3x%29%29 ALIGN=MIDDLE  ALT=\"graph%28300%2C300%2C-5%2C100%2C-5%2C100%2C%281%2Fx%29%2839%2B0.3x%29%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=graph%28300%2C300%2C-5%2C100%2C-5%2C10%2C%281%2Fx%29%2839%2B0.3x%29%29 ALIGN=MIDDLE  ALT=\"graph%28300%2C300%2C-5%2C100%2C-5%2C10%2C%281%2Fx%29%2839%2B0.3x%29%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=graph%28300%2C300%2C-5%2C1000%2C-1%2C1%2C%281%2Fx%29%2839%2B0.3x%29%29 ALIGN=MIDDLE  ALT=\"graph%28300%2C300%2C-5%2C1000%2C-1%2C1%2C%281%2Fx%29%2839%2B0.3x%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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