Math

A 3 digit code can be made using the numbers 6,7,8,9, or 0? If repetition is not allowed, how many different codes are possible?

1. 👍 0
2. 👎 0
3. 👁 47
1. codes=(5)(4)(3) that is if zero is allowed to be a leading digit.

1. 👍 0
2. 👎 0

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