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

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

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Similar Questions

વિધાન $I:$ સમીકરણ $(\sin^{-1} x)^3 + (\cos^{-1} x)^3 - a\pi^3 = 0$ નો ઉકેલ તમામ $a \ge \frac{1}{32}$ માટે મળે છે.
વિધાન $II:$ કોઈપણ $x \in [-1, 1]$ માટે,$\sin^{-1} x + \cos^{-1} x = \frac{\pi}{2}$ અને $0 \le (\sin^{-1} x - \frac{\pi}{4})^2 \le \frac{9\pi^2}{16}$ છે.

$\sin^{-1} x - \sin^{-1} 2x = \pm \frac{\pi}{3}$ નો ઉકેલ શોધો.

જો $3 \sin^{-1}(\frac{2x}{1+x^2}) - 4 \cos^{-1}(\frac{1-x^2}{1+x^2}) + 2 \tan^{-1}(\frac{2x}{1-x^2}) = \frac{\pi}{3}$ હોય, તો $x$ ની કિંમત શોધો.

જો $\frac{(x+1)^{2}}{x^{3}+x}=\frac{A}{x}+\frac{Bx+C}{x^{2}+1}$ હોય,તો $\sin^{-1} A + \tan^{-1} B + \sec^{-1} C$ ની કિંમત શોધો.

$\cos \left[\sin ^{-1}\left(\frac{3}{5}\right)+\cos ^{-1}\left(\frac{12}{13}\right)\right]=$

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