सरल करें। (1- 1/3)(1- 1/4)(1-1/5)……..(1-...

सरल करें। `(1- 1/3)(1- 1/4)(1-1/5)……..(1- 1/n)=?`

A

`1/n`

B

`2/n`

C

`(2(n - 1))/(n)`

D

`(2)/(n (n - 1))`

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