reycaden
06.01.2021 •
Mathematics
In how many ways can 4 books be arranged on a shelf if there are 8 books to choose from
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Ответ:
Step-by-step explanation:
4 books out of 8 can be arranged in:
8!/(8-4)!*4! = 8*7*6*5/2*3*4 = 70 waysОтвет:
If 4 books are chosen out of 8 books, they can be arranged as
In 70 ways the books can be arranged.
70 is the right answer.Ответ:
there are no tables plz add a pic
Step-by-step explanation: