$2 \tan ^{-1}\left(\frac{1}{3}\right)-\tan ^{-1}\left(\frac{3}{4}\right)=$

  • A
    $0$
  • B
    $2$
  • C
    $1$
  • D
    $3$

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यदि $\sin^{-1} x + \sin^{-1} y + \sin^{-1} z = \frac{3\pi}{2}$ है,तो $x^{100} + y^{100} + z^{100} - \frac{9}{x^{101} + y^{101} + z^{101}}$ का मान ज्ञात कीजिए।

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$\cot \left( {\sum\limits_{n = 1}^{19} {{{\cot }^{ - 1}}\left( {1 + \sum\limits_{p = 1}^n {2p} } \right)} } \right)$ का मान ज्ञात कीजिए।

$\sinh^{-1}\left(\frac{x}{\sqrt{1-x^2}}\right)$ किसके बराबर है?

$\sin^{-1}(x)$ के सापेक्ष $\tan^{-1} \left( \frac{x}{\sqrt{1 - x^2}} \right)$ का अवकलज क्या है?

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

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