babydoe99
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  • 21-05-2021
  • Mathematics
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combinatorics
How many different words of 8 letters (meaningful or meaningless) can you make out of 30 letters? ​

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fichoh
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  • 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

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