document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=998085>Question 998085</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In how many ways can nine students be selected randomly from a class of 40 students? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #615943 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=615943\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Times New Roman\" size=\"+2\">\r<BR>\n" );
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document.write( "It depends on whether order matters, that is to say: Is the selection {Alice, Bob, Charles, David, Elizabeth, Fred, Gayle, Herman, Iris} the same as or different from the selection {Iris, Gayle, Charles, David, Elizabeth, Fred, Bob, Herman, Alice}?\r<BR>\n" );
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document.write( "If order matters (the two example selections are different), then you want <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large _{40}P_9\ =\ \frac{40!}{(40-9)!}\">.\r<BR>\n" );
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document.write( "If order does not matter (the two examples are considered to be the same selection, then you want <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large _{40}C_9\ =\ \frac{40!}{9!(40-9)!}\">\r<BR>\n" );
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document.write( "Either way, you can do your own arithmetic.\r<BR>\n" );
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document.write( "John<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\pi}\ +\ 1\ =\ 0\"><BR>\n" );
document.write( "My calculator said it, I believe it, that settles it\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large \ \\r\"> </SPAN>\n" );
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