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 solve for n   

 Dec 10, 2021
 #1
avatar+117437 
+1

hint:

 

(n+3)! = n!(n+1)(n+2)(n+3)

 Dec 10, 2021
 #2
avatar
+1

i still dont get it

 Dec 10, 2021
 #3
avatar+675 
+1

Maybe this could help you:

 

(n+1)(n+2)(n+3) = 120.

 

Now solve for n.

 Dec 12, 2021

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