$\cos 52^\circ + \cos 68^\circ + \cos 172^\circ$ નું મૂલ્ય શું છે?

  • A
    $0$
  • B
    $1$
  • C
    $2$
  • D
    $\frac{3}{2}$

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Similar Questions

$\tan 100^\circ + \tan 125^\circ + \tan 100^\circ \tan 125^\circ = $

$\tan \left( \frac{\pi }{4} + \theta \right) - \tan \left( \frac{\pi }{4} - \theta \right) = $

જો $\tan A = \frac{n}{n+1}$ અને $\tan B = \frac{1}{2n+1}$ હોય,તો $\tan (A+B)$ ની કિંમત શોધો.

જો $\sec \alpha + \tan \alpha = 2$ હોય,તો $\sin \alpha$ ની કિંમત શોધો (ધારો કે $0 < \alpha < 90^{\circ}$).

જો $x = \sec \phi - \tan \phi$ અને $y = \csc \phi + \cot \phi$ હોય,તો નીચેનામાંથી કયું સાચું છે?

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