यदि $1+\cos^{2} \theta = 3 \sin \theta \cos \theta$ है,तो $\cot \theta$ का पूर्णांक मान $(0 < \theta < \frac{\pi}{2})$ ज्ञात कीजिए।

  • A
    $3$
  • B
    $1$
  • C
    $0$
  • D
    $2$

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