$\frac{1+\sin \theta-\cos \theta}{1+\sin \theta+\cos \theta}$ का मान ज्ञात कीजिए।

  • A
    $\cot \left(\frac{\theta}{2}\right)$
  • B
    $\tan \left(\frac{\theta}{2}\right)$
  • C
    $\sec \left(\frac{\theta}{2}\right)$
  • D
    $cosec \left(\frac{\theta}{2}\right)$

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