$\tan \left(\frac{\pi}{8}\right)$ નું મૂલ્ય શું છે?

  • A
    $\sqrt{2}-1$
  • B
    $1-\sqrt{2}$
  • C
    $\sqrt{2}$
  • D
    $\sqrt{2}+1$

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Similar Questions

$\cos ^4 \frac{\pi}{8}+\cos ^4 \frac{3 \pi}{8}+\cos ^4 \frac{5 \pi}{8}+\cos ^4 \frac{7 \pi}{8}=$

જો $a \tan \theta = b$ હોય,તો $a \cos 2\theta + b \sin 2\theta = $

જો $\tan \theta = t$ હોય,તો $\tan 2\theta + \sec 2\theta = $

$\frac{\sin 3\theta - \cos 3\theta}{\sin \theta + \cos \theta} + 1 = $

જો $\tan \frac{A}{2} = \frac{3}{2}$ હોય,તો $\frac{1 + \cos A}{1 - \cos A} = $

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