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

  • A
    $\tan x = 1$
  • B
    $\tan 2x = 1$
  • C
    $\tan 3x = 1$
  • D
    इनमें से कोई नहीं

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