Question #106613
Find the number of possible choices for a 3-digit PIN (personal identification number) if the digits CAN be repeated.
1
Expert's answer
2020-03-26T14:36:41-0400

The number of possible choices for a 3-digit Personal Identification Number (PIN) if the digits can be repeated:


101010=100010\cdot10\cdot10=1000

There are 10001000 possible choices for a 3-digit Personal Identification Number (PIN) if the digits can be repeated.



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