document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=522406>Question 522406</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A  professor  writes  40  discrete  mathematics  true/false <BR>\n" );
document.write( "questions.  Of  the  statements  in  these  questions,  17  are <BR>\n" );
document.write( "true.  I f  the questions can be positioned in any order, how <BR>\n" );
document.write( "many different answer keys are possible?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #347120 by </B><A HREF=/tutors/aboutme.mpl?userid=sudhanshu_kmr><B>sudhanshu_kmr(1152)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=sudhanshu_kmr><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=sudhanshu_kmr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=347120\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "Answer of 17 questions are true and answer of 23 questions are false. \r<BR>\n" );
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document.write( "Total number of possible different answer keys = 40!/[17!*23!]\r<BR>\n" );
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document.write( "= 88732378800\r<BR>\n" );
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document.write( "If any doubt, you are welcome to get free help...<BR>\n" );
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