Step-by-step explanation:
So you really have 7-1 = 6 books to place in 7-1 = 6 slots. This gives you 6! = 6*5*4*3*2*1 = 720 ways to do this (order matters).
Copyright © 2024 EHUB.TIPS team's - All rights reserved.
Answers & Comments
Step-by-step explanation:
So you really have 7-1 = 6 books to place in 7-1 = 6 slots. This gives you 6! = 6*5*4*3*2*1 = 720 ways to do this (order matters).