document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=328487>Question 328487</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 2.	The altitude h (in meters) of a jet as a function of the horizontal distance x (in kilometers) it has traveled is given by:\r<BR>\n" );
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document.write( "	h=0.000104x^4-0.0417x^3+4.21x^2-8.33x		 \r<BR>\n" );
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document.write( "Find the instantaneous rate of change of h with respect to x for x = 120 km.\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 #235375 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=235375\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x=120 km.<BR>\n" );
document.write( "h=0.000104x^4-0.0417x^3+4.21x^2-8.33x<BR>\n" );
document.write( "h=21,565.44-72,057.6+60,624-999.6<BR>\n" );
document.write( "h=9,132.24 km. <BR>\n" );
document.write( "h=9,132,240 meters ans. </SPAN>\n" );
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