$\tan ^{-1}(-1)+\sec ^{-1}(-2)+\sin ^{-1} \frac{1}{\sqrt{2}}$ का मान . . . . . . है।

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

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$\sin(\tan^{-1} x)$,जहाँ $|x| < 1$ है,का मान ज्ञात कीजिए:

वह अंतराल जिसके लिए ${\sin ^{ - 1}}\sqrt x + {\cos ^{ - 1}}\sqrt x = \frac{\pi }{2}$ सत्य है,वह है:

$\cos ^{-1}\left(\cos \frac{13 \pi}{6}\right)$ का मान ज्ञात कीजिए।

$\sin \left( \frac{1}{2} \cos^{-1} \frac{4}{5} \right) = $

यदि $A = \tan^{-1}x$ है,तो $\sin 2A = $

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