$\tan^{-1} \left( \sin \left( \cos^{-1} \sqrt{\frac{2}{3}} \right) \right)$ का मान है

  • A
    $\frac{\pi}{4}$
  • B
    $\frac{\pi}{2}$
  • C
    $\frac{\pi}{3}$
  • D
    $\frac{\pi}{6}$

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