$ \int_{-2}^{2} |x \cos \pi x| \, dx $ ની કિંમત શોધો.

  • A
    $ \frac{8}{\pi} $
  • B
    $ \frac{4}{\pi} $
  • C
    $ \frac{2}{\pi} $
  • D
    $ \frac{1}{\pi} $

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