Asked by Anonymous

3) Erik wants to form 4-digit integers using only the digits 1, 2, 3, and 4. He is allowed to
repeat digits. What is the probability that he forms a 4-digit integer where at least one digit
repeats? Express your answer as a common fraction.
Answered by Cristina
I think 1/8 probability.
Answered by Anonymous
Can I see the work?
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