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

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

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જે અંતરાલ માટે ${\sin ^{ - 1}}\sqrt x + {\cos ^{ - 1}}\sqrt x = \frac{\pi }{2}$ સાચું છે તે:

$\tan ^{-1}\left(\frac{1+\sqrt{3}}{3+\sqrt{3}}\right)+\sec ^{-1}\left(\sqrt{\frac{8+4 \sqrt{3}}{6+3 \sqrt{3}}}\right)$ ની કિંમત $.........$ છે.

$\cos^{-1}(\cos \frac{5\pi}{3}) + \sin^{-1}(\sin \frac{5\pi}{3})$ નું મૂલ્ય શોધો.

$\cot ^{-1}\left(\frac{1}{\sqrt{x^{2}-1}}\right), x>1$ ને સાદા સ્વરૂપમાં લખો.

$e^{\log (\cosh^{-1} 2)}$ ની કિંમત શું થાય?

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