$f(x) = 3 \sin x - 4 \sin^3 x$ दिया गया है,तो $f\left(\frac{\pi}{3}\right)$ का मान ज्ञात कीजिए।

  • A
    $3$
  • B
    $0$
  • C
    $0$
  • D
    $\frac{3}{2}$

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