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Let L= underset(nrarr infty)(lim)int(a)^...

Let `L= underset(nrarr infty)(lim)int_(a)^(infty)(n dx)/(1+n^(2)x^(2))`, where `a in R,` then L can be

A

`pi`

B

`pi/2`

C

`0`

D

`pi/3`

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The correct Answer is:
A, B, C
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VIKAS GUPTA (BLACK BOOK) ENGLISH-INDEFINITE AND DEFINITE INTEGRATION-EXERCISE (ONE OR MORE THAN ONE ANSWER IS/ARE CORRECT)
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