johnsonjania32 johnsonjania32

02-12-2020
Mathematics

contestada

Calculate the number of ways to arrange 9 books of different tittles on a book
rack.
A. 45
B. 81
C. 368280
D. 362880

Calculate the number of ways to arrange 9 books of different tittles on a book rack A 45 B 81 C 368280 D 362880 class=

Respuesta :

02-12-2020

Answer:

D good luck :) also have a great day

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aubreygimbergmaria aubreygimbergmaria

02-12-2020

i thought it was B because you can arrange it on that one book 9 times. and then you can change the base book nine times which would give you nine more different combinations per book

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