$\cos^{-1}(\frac{1}{2}) + 2\sin^{-1}(\frac{1}{2})$ का मान ज्ञात कीजिए।

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

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