यदि $\sin \theta + \csc \theta = 2$ है,तो $\sin^2 \theta + \csc^2 \theta = $

  • A
    $1$
  • B
    $4$
  • C
    $2$
  • D
    इनमें से कोई नहीं

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Similar Questions

निम्नलिखित में से किन फलनों का अधिकतम मान इकाई (unity) है?

$\cos \frac{\pi }{7} \cos \frac{2\pi }{7} \cos \frac{4\pi }{7} = $

$\frac{\sin^2 A - \sin^2 B}{\sin A \cos A - \sin B \cos B} = $

$\sqrt {2 + \sqrt {2 + 2\cos 4\theta } } = $

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:

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