यदि $\sin \theta = \frac{1}{2} \left( \sqrt{\frac{x}{y}} + \sqrt{\frac{y}{x}} \right)$,जहाँ $x, y \in R - \{0\}$ है,तो:

  • A
    $x = y$
  • B
    $x < y$
  • C
    $x > y$
  • D
    $x + y = 1 \ \forall \ x, y \in R$

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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।

$(\sec 2A + 1){\sec ^2}A = $

यदि $A + B + C = 270^o$ है,तो $\cos 2A + \cos 2B + \cos 2C + 4\sin A \sin B \sin C = $

यदि $\tan \theta + \sin \theta = m$ और $\tan \theta - \sin \theta = n$ है,तो

$\theta$ के किसी भी वास्तविक मान के लिए,$\sqrt{\frac{\sec \theta-1}{\sec \theta+1}} = ?$

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