document.write( "Question 966037: 1. You need to arrange 8 of your favorite books on a small shelve? How many different ways can you arrange the books, assuming that the order of books makes a difference to you?\r
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Algebra.Com's Answer #590459 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "The answer is 8! (\"eight factorial\") = 8*7*6*5*4*3*2*1 = 40320,\r
\n" ); document.write( "\n" ); document.write( "which is the number of permutations of 8 objects.\r
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\n" ); document.write( "\n" ); document.write( "(8 ways to put the first book in the first place, \r
\n" ); document.write( "\n" ); document.write( "then 7 ways to put the second book in the second place, \r
\n" ); document.write( "\n" ); document.write( "then 6 ways to put the third book in the third place, \r
\n" ); document.write( "\n" ); document.write( "and so on). \r
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