# Answer to Question #16288 in Combinatorics | Number Theory for Carly

Question #16288

If only four numbers were used in a license and a digit 0-9 could only be used once per plate, how many different plates can be produced?

Expert's answer

The number of all possible different plates is

N = 10^4 = 10000.

N = 10^4 = 10000.

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