document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=208487>Question 208487</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A band’s new album contains 12 songs. The record company decides to promote<BR>\n" );
document.write( "the album at a music festival by giving away CD samplers that contain 3 songs<BR>\n" );
document.write( "from the album.\r<BR>\n" );
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document.write( "a.	Does this situation involve combinations or permutations? Explain.\r<BR>\n" );
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document.write( "b.	How many different ways can the band select songs for the sampler?\r<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 #157706 by </B><A HREF=/tutors/aboutme.mpl?userid=MRperkins><B>MRperkins(300)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MRperkins><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=MRperkins><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=157706\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a.  Permutation:  Order matters.  Combination:  Order does not matter.<BR>\n" );
document.write( "a cd containing songs 1, 4, and 6 will be the same as a cd with songs 4, 6, and 1.  Therefore, order does not matter and it will be a COMBINATION.\r<BR>\n" );
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document.write( "b.  12 C 3 (I understand formating is not correct, but I think you'll know what I am talking about) is read the combination of 12 cd's taken 3 at a time.  It can be found by taking <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=12%21%2F%28%2812-3%29%21%2A3%21%29 ALIGN=MIDDLE  ALT=\"12%21%2F%28%2812-3%29%21%2A3%21%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2812%2A11%2A10%2A9%21%29%2F%289%21%2A3%2A2%2A1%29 ALIGN=MIDDLE  ALT=\"%2812%2A11%2A10%2A9%21%29%2F%289%21%2A3%2A2%2A1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "You can reduce in the numerator and denominator and you get: <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284%2A11%2A5%29%2F1 ALIGN=MIDDLE  ALT=\"%284%2A11%2A5%29%2F1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "=220 </SPAN>\n" );
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