यदि $\tan \theta = \frac{1}{\sqrt{11}}$ और $0 < \theta < \frac{\pi}{2}$ है,तो $\frac{\operatorname{cosec}^{2} \theta - \sec ^{2} \theta}{\operatorname{cosec}^{2} \theta + \sec ^{2} \theta}$ का मान ज्ञात कीजिए।

  • A
    $\frac{3}{4}$
  • B
    $\frac{4}{5}$
  • C
    $\frac{5}{6}$
  • D
    $\frac{6}{7}$

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Similar Questions

यदि $x=a(\sin \theta+\cos \theta)$ और $y=b(\sin \theta-\cos \theta)$ है,तो $\frac{x^{2}}{a^{2}}+\frac{y^{2}}{b^{2}}$ का मान ज्ञात कीजिए।

यदि $5 \tan \theta = 4$ है,तो $\frac{5 \sin \theta - 3 \cos \theta}{5 \sin \theta + 2 \cos \theta} = $

यदि $\tan A - \tan B = x$ और $\cot B - \cot A = y$ है,तो $\cot (A - B) = $

यदि $\theta$ और $\phi$ प्रथम चतुर्थांश ($1^{st}$ quadrant) में ऐसे कोण हैं कि $\tan \theta = 1/7$ और $\sin \phi = 1/\sqrt{10}$ है,तो:

$\cos^2 \left( \frac{\pi}{4} - \beta \right) - \sin^2 \left( \alpha - \frac{\pi}{4} \right) = $

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