$\int \frac{1}{7-6 x-x^2} d x=$

  • A
    $\frac{1}{4} \log \left(\frac{7+x}{1-x}\right)+c$,જ્યાં $c$ એ સંકલનનો અચળાંક છે.
  • B
    $\frac{1}{8} \log \left(\frac{7+x}{1-x}\right)+c$,જ્યાં $c$ એ સંકલનનો અચળાંક છે.
  • C
    $\frac{1}{16} \log \left(\frac{7+x}{1-x}\right)+c$,જ્યાં $c$ એ સંકલનનો અચળાંક છે.
  • D
    $\frac{1}{32} \log \left(\frac{7+x}{1-x}\right)+c$,જ્યાં $c$ એ સંકલનનો અચળાંક છે.

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