Mathematics, 22.09.2019 17:30, sloane50

A4-digit code is used to open a safe. the digits used are 0 through 9.
how many different possible codes are there?
enter your answer as a number, like this: 42

Answers: 1

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A4-digit code is used to open a safe. the digits used are 0 through 9.
how many different pos...