यदि $\cot ^{-1}(\alpha)=\cot ^{-1} 2+\cot ^{-1} 8+\cot ^{-1} 18+\cot ^{-1} 32+\ldots$ $100$ पदों तक है,तो $\alpha$ का मान ज्ञात कीजिए।

  • A
    $1.01$
  • B
    $1.00$
  • C
    $1.02$
  • D
    $1.03$

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Similar Questions

यदि $y = \tan^{-1} \frac{x}{1+2x^2} + \tan^{-1} \frac{x}{1+6x^2} + \tan^{-1} \frac{x}{1+12x^2}$ है,तो $\left(\frac{dy}{dx}\right)_{x=\frac{1}{2}} = $

यदि $\tan^{-1} 2x + \tan^{-1} 3x = \frac{\pi}{4}$ है,तो $x =$

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

$4 \tan^{-1} \frac{1}{5} - \tan^{-1} \frac{1}{70} + \tan^{-1} \frac{1}{99} = $

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

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