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Let f(x) be a continous function defined...

Let f(x) be a continous function defined on the closed interval [a,b] then `underset(nrarrinfty)lim sumunderset(r=1)overset(n) (1/n)f(r/n)=int_0^1f(x)dx`
The value of `underset(nrarrinfty)lim (1/n) [(1/(n+1))+2/(n+2)+......+1/2}` is

A

5-2 In2

B

4-2 In2

C

3-2 In 2

D

1- In 2

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The correct Answer is:
C
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