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Sum the series : tan^(- 1)(4/(1+3.4))+ta...

Sum the series : `tan^(- 1)(4/(1+3.4))+tan^(- 1)(6/(1+8.9))+tan^(- 1)(8/(1+15.16))+............oo` is :

A

`cot^(-1)(2)`

B

`tan^(-1)(2)`

C

`(pi)/(2)`

D

`(pi)/(4)`

Text Solution

Verified by Experts

The correct Answer is:
A
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