document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=529832>Question 529832</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The circumference C, in centimeters, of a healing wound is approximated by <BR>\n" );
document.write( "     C(r) = 6.28r, where r is the wound’s radius, in centimeters.<BR>\n" );
document.write( "a)	Find the rate of change of the circumference with respect to the radius.<BR>\n" );
document.write( "b)	Explain the meaning of your answer to part (a) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #349762 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=349762\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+C%28r%29+=+6.28r+ ALIGN=MIDDLE  ALT=\"+C%28r%29+=+6.28r+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The rate of change of circumference with respect<BR>\n" );
document.write( "to radius is the slope, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+6.28+ ALIGN=MIDDLE  ALT=\"+6.28+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "--------------------------<BR>\n" );
document.write( "This means that for any size <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r ALIGN=MIDDLE  ALT=\"r\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+C%28r%29+%2F+r+ ALIGN=MIDDLE  ALT=\"+C%28r%29+%2F+r+\"   DISABLED_style= \"max-width:90%; height:auto;\" > remains constant<BR>\n" );
document.write( "------------------------- </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );