$x$ ની કઈ કિંમત માટે $\cos x > \sin x$ થાય,જ્યાં $x \in \left( \frac{\pi}{2}, \frac{3\pi}{2} \right)$?

  • A
    $\left( \frac{\pi}{2}, \frac{5\pi}{4} \right]$
  • B
    $\left( \frac{\pi}{2}, \pi \right]$
  • C
    $\left( \frac{5\pi}{4}, \frac{3\pi}{2} \right)$
  • D
    કોઈ નહીં

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