मान ज्ञात कीजिए: ${\cot ^{ - 1}}3 + {\csc ^{ - 1}}\sqrt 5 = $

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

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Similar Questions

$2 \tan ^{-1}\left(\frac{1}{3}\right)+\cos ^{-1}\left(\frac{3}{5}\right)=$

यदि $\tan ^{-1} x = \frac{\pi}{4} - \tan ^{-1} \left( \frac{1}{3} \right)$ है,तो $x$ का मान ज्ञात कीजिए।

$x$ के सापेक्ष $\cos^{-1} \left( \sqrt{\frac{1+x}{2}} \right)$ का अवकल गुणांक क्या है?

यदि $\tan ^{-1}\left(\frac{x}{2}\right)+\tan ^{-1}\left(\frac{y}{2}\right)+\tan ^{-1}\left(\frac{z}{2}\right)=\frac{\pi}{2}$ है,तो $x y+y z+z x=$

सिद्ध कीजिए कि $\sin^{-1}(2x\sqrt{1-x^2}) = 2\sin^{-1}x$,जहाँ $-\frac{1}{\sqrt{2}} \leq x \leq \frac{1}{\sqrt{2}}$.

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