$\int \frac{d x}{x\left(x^2+1\right)}=$

  • A
    $\log |x|-\frac{1}{2} \log \left(x^2+1\right)+c$,જ્યાં $c$ એ સંકલનનો અચળાંક છે.
  • B
    $\frac{1}{2} \log |x|-\log \left(x^2+1\right)+c$,જ્યાં $c$ એ સંકલનનો અચળાંક છે.
  • C
    $\log |x|+\frac{1}{2} \log \left(x^2+1\right)+c$,જ્યાં $c$ એ સંકલનનો અચળાંક છે.
  • D
    $-\log |x|-\frac{1}{2} \log \left(x^2+1\right)+c$,જ્યાં $c$ એ સંકલનનો અચળાંક છે.

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