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5 votes
(n - 1)!, where n = 4

User Napster
by
8.5k points

1 Answer

4 votes

Answer:

6

Explanation:

Original Equation

(n-1)!

Plug in 4 as n

(4-1)!

Subtract

(3)!

Rewrite using definition of factorial:
a! = a*(a-1)*(a-2)....*1

3! = 3*2*1

You don't really have to write the 1, since it doesn't change the value

6

User Brian Duncan
by
8.1k points

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