ધારો કે $\tan \alpha = \frac{a}{a+1}$ અને $\tan \beta = \frac{1}{2a+1}$, તો $\alpha + \beta$ શું થાય?

  • A
    $\frac{\pi}{4}$
  • B
    $\frac{\pi}{3}$
  • C
    $\frac{\pi}{2}$
  • D
    $\pi$

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Similar Questions

$\frac{\sin A+\sin 7 A+\sin 13 A}{\cos A+\cos 7 A+\cos 13 A} =$

$\tan \frac{2\pi}{5} - \tan \frac{\pi}{15} - \sqrt{3} \tan \frac{2\pi}{5} \tan \frac{\pi}{15}$ ની કિંમત શોધો.

$\frac{\sin \theta + \sin 3 \theta}{\cos \theta + \cos 3 \theta}$ નું મૂલ્ય શું છે?

જો $\theta+\phi=\frac{\pi}{4}$ હોય, તો $(1+\tan \theta)(1+\tan \phi)$ ની કિંમત કેટલી થાય?

$\tan \frac{13 \pi}{12}$ ની કિંમત શોધો.

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