જો $\tan ^{-1}\left(\frac{1-x}{1+x}\right)-\frac{1}{2} \tan ^{-1} x=0$,$x>0$ માટે,તો $x=$

  • A
    $\sqrt{3}$
  • B
    $\frac{1}{\sqrt{2}}$
  • C
    $\frac{1}{\sqrt{3}}$
  • D
    $\frac{1}{3}$

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$\sin \left\{ {{\tan }^{ - 1}}\left( {\frac{{1 - {x^2}}}{{2x}}} \right) + {{\cos }^{ - 1}}\left( {\frac{{1 - {x^2}}}{{1 + {x^2}}}} \right) \right\}$ ની કિંમત શોધો.

જો $\cos^{-1} \sqrt{p} + \cos^{-1} \sqrt{1-p} + \cos^{-1} \sqrt{1-q} = \frac{3\pi}{4}$ હોય,તો $q$ ની કિંમત શોધો.

જો $y = \cos^{-1}\left( \frac{3\cos x + 4\sin x}{5} \right)$ હોય,તો $\frac{dy}{dx} = $

જો $2 \tan^{-1}(\cos x) = \tan^{-1}(2 \operatorname{cosec} x)$ હોય,તો $x$ ની કિંમત શોધો.

સમીકરણ $\sin^{-1} x = 2\tan^{-1} x$ નો ઉકેલ ગણ શોધો.

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