kayleeyellow12p6obz4 kayleeyellow12p6obz4

23-05-2020
Mathematics

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How many 4 letter combinations are there for SEATTL? No repetition is allowed? (Is there 11 or 15 combinations?)

Respuesta :

23-05-2020

P=6!÷4!(6-4)!=

6!÷48=

15 possible combinations

Hope this helps!

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