If mtan(theta-30^(@))=ntan(theta+120^(@)...

If `mtan(theta-30^(@))=ntan(theta+120^(@))`, then `(m+n)/(m-n)=?`

A

`sin 2 theta`

B

`2 cos 2 theta`

C

` tan 2 theta`

D

none

Verified by Experts

The correct Answer is:

B

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