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

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

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Similar Questions

If $\operatorname{cosec} \theta = \sqrt{2}$,then the value of $\tan \theta$ is:

If $4 \tan \theta = 3,$ then $\left(\frac{4 \sin \theta - \cos \theta}{4 \sin \theta + \cos \theta}\right)$ is equal to

$\sec 55^{\circ} \cdot \sin 35^{\circ} + \cos 35^{\circ} \cdot \operatorname{cosec} 55^{\circ} = \ldots \ldots \ldots \ldots$

$\tan \theta + \cot \theta = \ldots \ldots \ldots$

Given that $\alpha + \beta = 90^{\circ}$,show that $\sqrt{\cos \alpha \operatorname{cosec} \beta - \cos \alpha \sin \beta} = \sin \alpha$.

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