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yulyashka [42]
1 year ago
11

Solve by applying the counting principle. James is choosing a Four-digit Passcode for his smartphone. How many different Passcod

es are possible? There are Ten digits that James can choose from. Enter Solve by applying the counting principle . James is choosing a Four - digit Passcode for his smartphone . How many different Passcodes are possible ? There are Ten digits that James can choose from.​
Mathematics
1 answer:
EleoNora [17]1 year ago
4 0

Answer:

10k.

Step-by-step explanation:

1) if for the 1st position can be used 0-9 digits (10 digits), for the 2d - 0-9 digits, for the 3d - 0-9 digits and for the 4th - 0-9 digits, then

2) the required number of pwd is: 10*10*10*10=10⁴=10000.

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