$f(x) = 3 \sin x - 4 \sin^3 x$ આપેલ હોય,તો $f\left(\frac{\pi}{3}\right)$ ની કિંમત શોધો.

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

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