$\frac{1-\sin \theta+\cos \theta}{1-\sin \theta-\cos \theta} = $

  • A
    $\cot \frac{\theta}{2}$
  • B
    $-\cot \frac{\theta}{2}$
  • C
    $\tan \frac{\theta}{2}$
  • D
    $-\tan \frac{\theta}{2}$

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समीकरण $(\sin x)(\cos x) = \frac{1}{4}$ को संतुष्ट करने वाला $\left(0, \frac{\pi}{2}\right)$ में $x$ का मान क्या है?

$\frac{\cos A}{1 - \sin A} = $

यदि $\tan \frac{A}{2} = \frac{3}{2}$ है,तो $\frac{1 + \cos A}{1 - \cos A} = $

यदि $\theta$ कोई कोण है,तो $\sin^2 \theta \cos^2 \theta =$

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