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03-06-2020
Mathematics

contestada

What is the number of permutations for a 4 digit number using the digits 0 – 9, if numbers cannot be repeated.

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ronhagrid310 ronhagrid310

03-06-2020

Answer:

Number of permutations for a 4 digit number using the digits 0 – 9 (10 available digits in total), supposing numbers cannot be repeated, is calculated by:

10P4 = 10!/(10-4)! = 5040

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