$\theta \in \left(0, \frac{\pi}{2}\right)$ માટે, $\operatorname{sech}^{-1}(\cos \theta)$ ની કિંમત શોધો.

  • A
    $\log \left|\tan \left(\frac{\pi}{6}+\frac{\theta}{2}\right)\right|$
  • B
    $\log \left|\tan \left(\frac{\pi}{3}+\frac{\theta}{2}\right)\right|$
  • C
    $\log \left|\tan \left(\frac{\pi}{4}+\frac{\theta}{2}\right)\right|$
  • D
    $\log \left|\tan \left(\frac{\pi}{4}-\frac{\theta}{2}\right)\right|$

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Similar Questions

$\begin{aligned} & \text{જો } \cot \left(\cos ^{-1} x\right)=\sec \left\{\tan ^{-1}\left(\frac{a}{\sqrt{b^2-a^2}}\right)\right\} \\ & b>a, \text{ હોય તો } x= \end{aligned}$

જો $y = \cot^{-1} \left[ \frac{\sqrt{1 + \sin x} + \sqrt{1 - \sin x}}{\sqrt{1 + \sin x} - \sqrt{1 - \sin x}} \right]$ હોય,તો $\frac{dy}{dx} = $

જો $\cot ^{-1}(\alpha)=\cot ^{-1} 2+\cot ^{-1} 8+\cot ^{-1} 18+\cot ^{-1} 32+\ldots$ $100$ પદો સુધી હોય,તો $\alpha$ ની કિંમત શોધો.

$\cos \left(\sin ^{-1} \frac{1}{5}+\cos ^{-1} x\right)=0$ હોય,તો $x=$ . . . . . . .

$\tan ^{-1} \frac{1}{3}+\tan ^{-1} \frac{1}{5}+\tan ^{-1} \frac{1}{7}+\tan ^{-1} \frac{1}{8}$ ની કિંમત $ . . . . . . $ છે.

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