SOLUTION: how many ways can seven different types of soaps be displayed on s shelf in a grocery store?

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Question 617268: how many ways can seven different types of soaps be displayed on s shelf in a grocery store?
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
how many ways can seven different types of soaps be displayed on s shelf in a grocery store?
"Order matters" -- think permutation:
7!/(7-7)!
7!/0!
7!/1
7!
1*2*3*4*5*6*7
5040