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General solution of the equation tan t...

General solution of the equation
`tan theta + tan 4 theta + tan 7 theta = tan theta cdot tan 4 theta cdot tan 7 theta "is" theta = `

A

`npi//4`

B

`npi//12`

C

`npi//6`

D

none of these

Text Solution

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The correct Answer is:
B
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