document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=159546>Question 159546</A>: <I><SPAN STYLE=\"word-break: break-all;\"> there are five students, they are A, B, C, D, and E. They are want to sit down on the chair. how many ways the five students can sit if A must beside B? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #259645 by </B><A HREF=/tutors/aboutme.mpl?userid=Ali-aithzaz><B>Ali-aithzaz(4)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Ali-aithzaz><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=Ali-aithzaz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=259645\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> AB---<BR>\n" );
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document.write( "total 4 ways A comes beside B, and they can change position in 2! Ways total ways 2!*3!*4 </SPAN>\n" );
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