यदि $\sin \theta + 2 \cos \theta = 1$ और $\theta$ चौथे चतुर्थांश ($4^{\text{th}}$ quadrant) में स्थित है (निर्देशांक अक्षों पर नहीं),तो $7 \cos \theta + 6 \sin \theta = $

  • A
    $4$
  • B
    $2$
  • C
    $7$
  • D
    $1$

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