$\int \frac{x}{x^3-3 x+2} d x=$

  • A
    $\frac{2}{9} \log \left|\frac{x-1}{x+2}\right|+c$
  • B
    $\frac{2}{9} \log \left|\frac{x+2}{x-1}\right|+c$
  • C
    $\frac{1}{3} \frac{1}{x-1}+\frac{2}{9} \log \left|\frac{x-1}{x+2}\right|+c$
  • D
    $-\frac{1}{3} \frac{1}{(x-1)}+\frac{2}{9} \log \left|\frac{x-1}{x+2}\right|+c$

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