document.write( "Question 1048431: how many ways can 8 books ordered from 1 to 8 be arranged on a shelf so that at least 1 is out of order? \n" ); document.write( "

Algebra.Com's Answer #664050 by Edwin McCravy(20055) $\"\"$ $\"About$

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document.write( "8! - 1 = 40320 - 1 = 40319\r\n" );
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document.write( "Edwin

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