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

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

A

`theta=n pi//12`, where `n in Z`

B

`theta=n pi //9` where `n in Z`

C

`theta =n p +pi//12`, where `n in Z`

D

`theta=(n pi)/3` where `n in Z`

Text Solution

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The correct Answer is:
D
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