$\int {\frac{{{x^2}}}{{\left( {{x^2} + 1} \right)\left( {{x^2} + 4} \right)}}\,} dx$ ની કિંમત શોધો.

  • A
    $ - {\tan ^{ - 1}}x + \frac{1}{3}{\tan ^{ - 1}}\frac{x}{2} + C$
  • B
    $- \frac{1}{3}{\tan ^{ - 1}}x + \frac{2}{3}{\tan ^{ - 1}}\frac{x}{2} + C$
  • C
    ${\tan ^{ - 1}}x + \frac{2}{3}{\tan ^{ - 1}}\frac{x}{2} + C$
  • D
    $\frac{1}{3}{\tan ^{ - 1}}x - \frac{2}{3}{\tan ^{ - 1}}\frac{x}{2} + C$

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$\frac{x^4}{(x^2+1)(x^2+3)} =$

સંમેય વિધેયનું સંકલન કરો: $\frac{2x}{(x^2+1)(x^2+3)}$

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$\int \frac{x^3}{x^4+5 x^2+4} \,d x=$

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.

સંમેય વિધેયનું સંકલન કરો: $\frac{x}{(x^{2}+1)(x-1)}$

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