समाकलन $I = \int_{0}^{1} x(1 - x)^n dx$ का मान क्या है?

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

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