SOLUTION: If the letters A, B, C, D, and E are used in a four letter code,how many different codes are possible if repetitions are not permitted?
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Question 1097944: If the letters A, B, C, D, and E are used in a four letter code,how many different codes are possible if repetitions are not permitted?
Answer by ikleyn(52796) (Show Source): You can put this solution on YOUR website!
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5*4*3*2 = 120 different codes.
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