$\cot \left(\tan ^{-1} a+\cot ^{-1} a\right)$ का मान ज्ञात कीजिए।

  • A
    $1$
  • B
    $0$
  • C
    $\frac{\pi}{2}$
  • D
    $\frac{\pi}{4}$

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Similar Questions

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

$x=\frac{1}{5}$ पर $\cos \left(2 \cos ^{-1} x+\sin ^{-1} x\right)$ का मान है

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

यदि $\sin ^{-1} x - \cos ^{-1} x = \frac{\pi}{6}$ है, तो $x$ का मान ज्ञात कीजिए।

यदि $\alpha = \cos^{-1}\left(\frac{3}{5}\right)$ और $\beta = \tan^{-1}\left(\frac{1}{3}\right)$,जहाँ $0 < \alpha, \beta < \frac{\pi}{2}$,तो $\alpha - \beta$ का मान ज्ञात कीजिए।

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