$\tan^{-1} x$ નો વિસ્તાર શું છે?

  • A
    $(\pi, \frac{\pi}{2})$
  • B
    $(-\frac{\pi}{2}, \frac{\pi}{2})$
  • C
    $(-\pi, \pi)$
  • D
    $(0, \pi)$

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