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General solution of tan theta+tan 4 thet...

General solution of `tan theta+tan 4 theta+tan 7 theta=tan theta tan 4 theta tan 7 theta` is

A

`theta =(n pi )/4`

B

`theta =(n pi )/(12) `

C

`theta=(n pi )/12`

D

None of these

Text Solution

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The correct Answer is:
B
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