જો $(\tan^{-1} x)^2 + (\cot^{-1} x)^2 = \frac{5\pi^2}{8}$ હોય,તો $x$ =

  • A
    $-1$
  • B
    $0$
  • C
    $1$
  • D
    $\frac{1}{2}$

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Similar Questions

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

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

જો $\sin^{-1} x = \theta + \beta$ અને $\sin^{-1} y = \theta - \beta$ હોય,તો $1 + xy = $

જો $\tan ^{-1}(x+2)+\tan ^{-1}(x-2)-\tan ^{-1}\left(\frac{1}{2}\right)=0$ હોય,તો $x$ ની એક કિંમત શોધો.

જો $\tan^{-1} x + \tan^{-1} y = \frac{\pi}{4}$ હોય,તો:

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