$ \int \frac{2 x^2-1}{x^4-x^2-20} d x $

  • A
    $\frac{1}{\sqrt{5}} \log \left|\frac{x+\sqrt{5}}{x-\sqrt{5}}\right|+\tan ^{-1}\left(\frac{x}{2}\right)+c$
  • B
    $\frac{1}{2 \sqrt{5}} \log \left|\frac{x+\sqrt{5}}{x-\sqrt{5}}\right|+\tan ^{-1}\left(\frac{x}{2}\right)+c$
  • C
    $\frac{1}{2 \sqrt{5}} \log \left|\frac{x-\sqrt{5}}{x+\sqrt{5}}\right|+\frac{1}{2} \tan ^{-1}\left(\frac{x}{2}\right)+c$
  • D
    $\frac{1}{2} \log \left|\frac{x-\sqrt{5}}{x+\sqrt{5}}\right|+\frac{1}{2} \tan ^{-1}\left(\frac{x}{2}\right)+c$

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સંમેય વિધેયનું સંકલન કરો: $\frac{1}{x(x^{4}-1)}$

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જો $\int {\frac{{2{x^2} + 3}}{{({x^2} - 1)({x^2} + 4)}}dx = a\log \left( {\frac{{x - 1}}{{x + 1}}} \right) + b\tan ^{ - 1}\frac{x}{2} + c}$ હોય,તો $a$ અને $b$ ની કિંમતો શોધો.

$\int \frac{x \, dx}{(x-1)(x-2)} =$

જો $\int \frac{dx}{x^4+5x^2+4} = A \tan^{-1} x + B \tan^{-1} \frac{x}{2} + c$,જ્યાં $c$ એ સંકલનનો અચળાંક છે,તો:

જો $\int \frac{3x + 7}{x^2 - 3x + 2} dx = m \log |x - 2| + n \log |x - 1| + c$, જ્યાં $m, n \in R$ અને $c$ એ સંકલન અચળાંક છે, તો $m + n =$ ની કિંમત શોધો:

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