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21-05-2021
Mathematics

contestada

combinatorics
How many different words of 8 letters (meaningful or meaningless) can you make out of 30 letters?

Respuesta :

26-05-2021

Answer:

235989936000

Step-by-step explanation:

To form 8 letter words from 30 letters

Using permutation :

nPr = n! ÷ (n-r)!

30P8 = 30! ÷ (30-8)!

30P8 = 30! ÷ 22!

30P8 = (30*29*28*27*26*25*24*23)

30P8 = 235989936000 words

Answer Link

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