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

  • A
    $\frac{\pi}{2} - 1$
  • B
    $2 - \frac{\pi}{2}$
  • C
    $1 - \frac{\pi}{4}$
  • D
    $\frac{\pi}{4} - 1$

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

$\tan ^{-1} \left( \frac{\cos x}{1-\sin x} \right)$,$-\frac{3 \pi}{2} < x < \frac{\pi}{2}$ ને સાદા સ્વરૂપમાં દર્શાવો.

જો $\tan ^{-1}\left(\frac{1}{4}\right)+\tan ^{-1}\left(\frac{2}{9}\right)=\frac{1}{2} \cos ^{-1} x$ હોય,તો $x$ ની કિંમત શોધો.

$\tan ^{-1} 2 + \tan ^{-1} 3$ નું મૂલ્ય શું છે?

$\cos \left(2 \cos ^{-1} \frac{1}{5}+\sin ^{-1} \frac{1}{5}\right)$ ની કિંમત શોધો.

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