document.write( "Question 634293: In how many ways can eight books be arranged in a shelf if they can be selected from ten books? \n" ); document.write( "

Algebra.Com's Answer #399523 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "In how many ways can eight books be arranged in a shelf if they can be selected from ten books?
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document.write( " 10C8 = 45 different sets of 8 books.
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document.write( "In how many ways can they  be arranged on a shelf?   45*8! \n" );
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