यदि $\tan x + \tan \left(x + \frac{\pi}{3}\right) + \tan \left(x + \frac{2\pi}{3}\right) = 3$ है,तो $\tan 3x$ का मान क्या होगा?

  • A
    $3$
  • B
    $2$
  • C
    $1$
  • D
    $0$

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