document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=897931>Question 897931</A>: <I><SPAN STYLE=\"word-break: break-all;\"> n!/(n-1)!=5 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #544448 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=544448\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> By definition\r<BR>\n" );
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document.write( "n! = n*(n-1)*(n-2)*(n-3)...(3)*(2)*(1)\r<BR>\n" );
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document.write( "We can rewrite \"(n-1)*(n-2)*(n-3)...(3)*(2)*(1)\" as simply \"(n-1)!\"\r<BR>\n" );
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document.write( "So, n! = n*(n-1)!\r<BR>\n" );
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document.write( "n!/(n-1)!=5\r<BR>\n" );
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document.write( "[n*(n-1)!]/(n-1)!=5\r<BR>\n" );
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document.write( "n = 5 </SPAN>\n" );
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