document.write( "Question 333367: In how many ways can the word SUNDAY be arranged.
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document.write( "How many arrangements begin with S and do not end with Y? \n" );
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Algebra.Com's Answer #238880 by jrfrunner(365)![]() ![]() You can put this solution on YOUR website! assuming there are no duplicated letters, there are n! different ways of ordering a word with n letters \n" ); document.write( "---- \n" ); document.write( "the word SUNDAY be arranged in 6!=6*5*4*3*2=720 ways \n" ); document.write( "--- \n" ); document.write( "The are 5! ways of ordering the word SUNDAY if the first letter is rstricted to S, because only the 5 remaining ones are allowed to change. \n" ); document.write( "There are 4! ways of ordering the word SUNDAY if the first letter is restricted to S \"and\" the last letter is restricted to Y \n" ); document.write( "-- \n" ); document.write( "Therefore, there are 5!-4! ways that the word SUNDAY can be arranged such that the first letter is S and the last letter \"is not\" Y \n" ); document.write( "5!-4! = 120-24 =96 \n" ); document.write( " \n" ); document.write( " |