hazaiahg hazaiahg

15-06-2021
Mathematics

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How many different 4-digit PIN codes are there that only include the digits 5, 9, 6 and 2?

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samingreenbrier samingreenbrier

16-06-2021

Answer:

256

Step-by-step explanation:

The digits can only be one of four numbers.

4*4*4*4 = 4^4 = 256

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