${\tan ^{ - 1}}\left[ {\frac{{\sqrt {1 + {x^2}} + \sqrt {1 - {x^2}} }}{{\sqrt {1 + {x^2}} - \sqrt {1 - {x^2}} }}} \right]$,जहाँ $|x| < 1$ और $x \ne 0$ है,का मान क्या होगा?

  • A
    $\frac{\pi }{4} + \frac{1}{2}{\cos ^{ - 1}}{x^2}$
  • B
    $\frac{\pi }{4} + {\cos ^{ - 1}}{x^2}$
  • C
    $\frac{\pi }{4} - \frac{1}{2}{\cos ^{ - 1}}{x^2}$
  • D
    $\frac{\pi }{4} - {\cos ^{ - 1}}{x^2}$

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Similar Questions

व्यंजक $ \tan \left(\frac{1}{2} \cos ^{-1} \frac{2}{\sqrt{5}}\right) $ का मान है

यदि $0 < x < 1$ है,तो $\sqrt{1 + x^2} [\{x \cos (\cot^{-1} x) + \sin (\cot^{-1} x)\} ^2 - 1]^{\frac{1}{2}} =$ क्या होगा?

यदि $y = \tan^{-1} \sqrt{\frac{1 + \cos x}{1 - \cos x}}$ है,तो $\frac{dy}{dx}$ का मान क्या है?

यदि $0 < x < 1$ है,तो $\cot ^{-1}\left( \frac{2x^2 - 1}{2x\sqrt{1 - x^2}} \right)$ का मान ज्ञात कीजिए।

यदि $\sin ^{-1} \frac{x}{5}+\sin ^{-1} \frac{4}{5}=\frac{\pi}{2}$ है,तो $x=$ . . . . . . .

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