समीकरण $\sin 2x + \cos x = 0$ का व्यापक हल ज्ञात कीजिए।

  • A
    $x = (2n+1)\frac{\pi}{2}$ या $x = n\pi + (-1)^n \frac{7\pi}{6}, n \in \mathbb{Z}$
  • B
    $x = n\pi + \frac{\pi}{2}$ या $x = n\pi + (-1)^n \frac{\pi}{6}, n \in \mathbb{Z}$
  • C
    $x = (2n+1)\frac{\pi}{2}$ या $x = n\pi + (-1)^n \frac{11\pi}{6}, n \in \mathbb{Z}$
  • D
    $x = n\pi$ या $x = n\pi + (-1)^n \frac{7\pi}{6}, n \in \mathbb{Z}$

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