document.write( "Question 534164: If the letters A, B, C, D, and E are to be used in a 5 letter code, how many different codes can be made if repetitions are not allowed? \n" ); document.write( "
Algebra.Com's Answer #351349 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! If the letters A, B, C, D, and E are to be used in a 5 letter code, how many different codes can be made if repetitions are not allowed? \n" ); document.write( "--- \n" ); document.write( "1st letter: 5 ways \n" ); document.write( "2nd letter: 4 ways \n" ); document.write( "3rd letter: 3 ways \n" ); document.write( "2nd letter: 2 ways \n" ); document.write( "1st letter: 1 way \n" ); document.write( "--- \n" ); document.write( "Ans: 5! = 120 codes \n" ); document.write( "========= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============ \n" ); document.write( " |