$\cos (40^{\circ}-\theta)-\sin (50^{\circ}+\theta) = \ldots \ldots \ldots \ldots$

  • A
    $\sin 40^{\circ}$
  • B
    $\sin 10^{\circ}$
  • C
    $2$
  • D
    $0$

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Similar Questions

यदि $4 \tan \theta = 3$ है,तो $\left(\frac{4 \sin \theta - \cos \theta}{4 \sin \theta + \cos \theta}\right)$ का मान ज्ञात कीजिए।

यदि $3 \cot \theta = 4$ है,तो $\frac{1 - \tan^2 \theta}{1 + \tan^2 \theta} = \dots$ ज्ञात कीजिए।

सिद्ध कीजिए कि:
यदि $\tan A = \frac{3}{4}$ है,तो $\sin A \cos A = \frac{12}{25}$

यदि $5 \cos A = 4 \sin A$,तो $\tan A = \ldots$

सिद्ध कीजिए कि,
$(\sqrt{3}+ 1) (3-\cot 30^{\circ})=\tan ^{3} 60^{\circ}-2 \sin 60^{\circ}$

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