If tan A = 1/2, then tan 3A=..............

If `tan A = 1/2, ` then `tan 3A=`.................... A) ` 9/2` B) `11/2` C) `7/2` D) `-1/2`

A

` 9/2`

B

`11/2`

C

`7/2`

D

`-1/2`

Verified by Experts

The correct Answer is:

B

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