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If y=tan^(-1)""1/2+tan^(-1)b, (0 lt b lt...

If `y=tan^(-1)""1/2+tan^(-1)b, (0 lt b lt 1) and 0 lt y le pi/4`, then the maximum value of b is

A

`1//4`

B

`1//3`

C

`1//4`

D

`2//3`

Text Solution

Verified by Experts

The correct Answer is:
B
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