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If n in N and I(n) = int (log x)^(n) dx ...

If `n in N` and `I_(n) = int (log x)^(n)` dx , then `I_(n) + n I_(n - 1) `=

A

`((log x)^(n))/(n)`

B

`((log x)^(n+1))/(n+1)`

C

`x (log x )^(n) + C`

D

`(log x)^(n - 1)`

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