$\cos 24^{\circ} + \cos 55^{\circ} + \cos 125^{\circ} + \cos 204^{\circ} + \cos 300^{\circ}$ का मान ज्ञात कीजिए।

  • A
    $-\frac{1}{2}$
  • B
    $\frac{1}{2}$
  • C
    $2$
  • D
    $1$

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