SOLUTION: How many different two-digit numbers can you form using the digits 1,2,5,7,8, and 9 with repetition? For example, 55 is allowed.
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Question 959508: How many different two-digit numbers can you form using the digits 1,2,5,7,8, and 9 with repetition? For example, 55 is allowed.
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
ANY 6 FOR THE FIRST NUMBER.
ANY 6 FOR THE SECOND NUMBER.
6*6=36 ANS.
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