$\operatorname{cosec}\left[2 \cot ^{-1}(5)+\cos ^{-1}\left(\frac{4}{5}\right)\right]$ का मान ..... है।

  • A
    $\frac{56}{33}$
  • B
    $\frac{65}{56}$
  • C
    $\frac{65}{33}$
  • D
    $\frac{75}{56}$

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Similar Questions

यदि $y = \operatorname{cosec}^{-1}\left[\frac{\sqrt{x}+1}{\sqrt{x}-1}\right] + \cos^{-1}\left[\frac{\sqrt{x}-1}{\sqrt{x}+1}\right]$ है,तो $\frac{dy}{dx} = $

मुख्य मानों के संदर्भ में,यदि $\sin ^{-1} x + \sin ^{-1} y + \sin ^{-1} z = \frac{3 \pi}{2}$ है,तो $x^{100} + y^{100} + z^{100} =$

यदि ${\tan ^{ - 1}}x + {\tan ^{ - 1}}y + {\tan ^{ - 1}}z = \pi ,$ तो $\frac{1}{{xy}} + \frac{1}{{yz}} + \frac{1}{{zx}} = $

यदि $\cos ^{-1}\left(\frac{5}{13}\right)+\cos ^{-1}\left(\frac{3}{5}\right)=\cos ^{-1} x$ है,तो $x$ का मान ज्ञात कीजिए।

$\frac{d}{dx} \sin^{-1}(3x - 4x^3)$ का मान ज्ञात कीजिए।

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