જો $\tan \frac{\theta}{2} = t$ હોય,તો $\frac{1 - t^2}{1 + t^2}$ ની કિંમત શું થાય?

  • A
    $\cos \theta$
  • B
    $\sin \theta$
  • C
    $\sec \theta$
  • D
    $\cos 2\theta$

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Similar Questions

$\frac{2 \tan(x)}{1-\tan^2(x)}$ ની કિંમત ધન હોય તે માટે,$x$ ની કિંમતો શોધો,જ્યાં $x \in \left(0, \frac{\pi}{2}\right)$ છે.

જો $\cos ^3 x \sin 4 x = \sum_{r=0}^{n} a_{r} \sin rx$ તમામ $x \in R$ માટે હોય,તો $a_3+a_5 : a_1+a_7 = $

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

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

જો $\sin(x+3\alpha) + 3\sin(x-\alpha) = 0$ હોય,તો

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