જો $\frac{\sec \theta+\tan \theta}{\sec \theta-\tan \theta}=2 \frac{51}{79}$ હોય,તો $\sin \theta$ ની કિંમત શોધો.

  • A
    $\frac{65}{144}$
  • B
    $\frac{39}{72}$
  • C
    $\frac{91}{144}$
  • D
    $\frac{35}{72}$

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