$\sin 15^\circ + \cos 105^\circ = $

  • A
    $0$
  • B
    $2\sin 15^\circ$
  • C
    $\cos 15^\circ + \sin 15^\circ$
  • D
    $\sin 15^\circ - \cos 15^\circ$

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$\sin 36^\circ \sin 72^\circ \sin 108^\circ \sin 144^\circ = $

જો $A, B, C, D$ એ ચક્રીય ચતુષ્કોણના ખૂણાઓ હોય,તો $\cos A + \cos B + \cos C + \cos D = $

જો $\alpha + \beta = \frac{\pi}{2}$ અને $\beta + \gamma = \alpha$ હોય,તો $\tan \alpha$ ની કિંમત શું થાય?

જો $A = \sin^8 \theta + \cos^{14} \theta$ હોય,તો $\theta$ ની તમામ વાસ્તવિક કિંમતો માટે:

Difficult
View Solution

$\frac{\tan ^{2} \theta}{\sec \theta+1}-\sec \theta$ ની કિંમત શોધો.

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