यदि $\sin^{-1} x + \sin^{-1} y = \frac{2\pi}{3}$ है,तो $\cos^{-1} x + \cos^{-1} y = $

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

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Similar Questions

यदि $\sin^{-1} \frac{1}{3} + \sin^{-1} \frac{2}{3} = \sin^{-1} x$ है,तो $x$ का मान ज्ञात कीजिए।

मान ज्ञात कीजिए: $\tan^{-1} \left( \frac{1}{\sqrt{x^2 - 1}} \right)$

यदि $0 < x < 1$ है,तो $\sqrt{1+x^2} [\{x \cos (\cot ^{-1} x)+\sin (\cot ^{-1} x)\}^2-1]^{\frac{1}{2}}$ का मान ज्ञात कीजिए।

$2{\tan ^{ - 1}}\left( {\frac{1}{3}} \right) + {\tan ^{ - 1}}\left( {\frac{1}{7}} \right) = $

यदि ${\cot ^{ - 1}}\frac{n}{\pi } > \frac{\pi }{6},\,\,n \in N$ है,तो $n$ का अधिकतम मान क्या है?

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