यदि $\int \frac{1}{x\left[(\log x)^2+4 \log x-1\right]} d x=A \log \left[\frac{\log x+B}{\log x+C}\right]+K$ जहाँ $K$ समाकलन का स्थिरांक है,तो

  • A
    $A=\frac{1}{2 \sqrt{5}}, B=(2-\sqrt{5}), C=(2+\sqrt{5})$
  • B
    $A=-\frac{1}{2 \sqrt{5}}, B=(2-\sqrt{5}), C=(2+\sqrt{5})$
  • C
    $A=\frac{1}{2 \sqrt{5}}, B=(2+\sqrt{5}), C=(2-\sqrt{5})$
  • D
    $A=-\frac{1}{2 \sqrt{5}}, B=(2+\sqrt{5}), C=(2-\sqrt{5})$

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