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1+1 xx1!+4! +7! +. . . + n xx n ! =...

`1+1 xx1!+4! +7! +. . . + n xx n ! =`

A

n!

B

(n-1)!

C

(n+1)!

D

`nxx(n+1)!`

Text Solution

Verified by Experts

The correct Answer is:
C
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