document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1098599>Question 1098599</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The mass of a spherical shell having an outside radius of  r2 and an inside radius  r1 is<BR>\n" );
document.write( "  mass=4/3&#960;r23D&#8722;4/3&#960;r13D<BR>\n" );
document.write( "where D is the mass density of the material. Factor the right side of this equation.<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 #712978 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=712978\">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=Mass+=+%284pi%2AD%2F3%29%2A%28%28r2%29%5E3+-+%28r1%29%5E3%29 ALIGN=MIDDLE  ALT=\"Mass+=+%284pi%2AD%2F3%29%2A%28%28r2%29%5E3+-+%28r1%29%5E3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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