document.write( "Question 747608: How many permutations of 4 different letters are there, chosen from the twenty six letters of the alphabet (repetition is not allowed)?\r
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Algebra.Com's Answer #455042 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! 26 nPr 4 \n" ); document.write( "26!/(26-4)! \n" ); document.write( "26*25*24*23=358,800 ANS. \n" ); document.write( " |