$2 \tan ^{-1}(\cos x)=\tan ^{-1}(2 \csc x)$ ઉકેલો.

  • A
    $x=\frac{\pi}{4}$
  • B
    $x=\frac{\pi}{2}$
  • C
    $x=\frac{\pi}{6}$
  • D
    $x=\frac{\pi}{3}$

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