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If A, B, C are angles of a triangle ABC ...

If A, B, C are angles of a triangle ABC and `tanAtanC=3, tan B tanC=6` then which is (are) correct :

A

`A=(pi)/(4)`

B

`tanA tanB=2`

C

`(tanA)/(tanC)=3`

D

`tanB=2tanA`

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The correct Answer is:
A, B, D
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