lim(ntooo)[(1)/(n^(2))"sec"^(2)(1)/(n^(2...

`lim_(ntooo)[(1)/(n^(2))"sec"^(2)(1)/(n^(2))"sec"^(2)(4)/(n^(2))+. . . .+(1)/(n^(2))"sec"^(2)1]` equals

A

`1/2sec1`

B

`1/2"cosec"1`

C

`tan1`

D

`1/2tan1`

Verified by Experts

The correct Answer is:

B

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