Optimal. Leaf size=133 \[ \frac{b^3 (A b-a B)}{a^5 (a+b x)}+\frac{b^2 (4 A b-3 a B)}{a^5 x}+\frac{b^3 \log (x) (5 A b-4 a B)}{a^6}-\frac{b^3 (5 A b-4 a B) \log (a+b x)}{a^6}-\frac{b (3 A b-2 a B)}{2 a^4 x^2}+\frac{2 A b-a B}{3 a^3 x^3}-\frac{A}{4 a^2 x^4} \]
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Rubi [A] time = 0.114113, antiderivative size = 133, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 27, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.074, Rules used = {27, 77} \[ \frac{b^3 (A b-a B)}{a^5 (a+b x)}+\frac{b^2 (4 A b-3 a B)}{a^5 x}+\frac{b^3 \log (x) (5 A b-4 a B)}{a^6}-\frac{b^3 (5 A b-4 a B) \log (a+b x)}{a^6}-\frac{b (3 A b-2 a B)}{2 a^4 x^2}+\frac{2 A b-a B}{3 a^3 x^3}-\frac{A}{4 a^2 x^4} \]
Antiderivative was successfully verified.
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Rule 27
Rule 77
Rubi steps
\begin{align*} \int \frac{A+B x}{x^5 \left (a^2+2 a b x+b^2 x^2\right )} \, dx &=\int \frac{A+B x}{x^5 (a+b x)^2} \, dx\\ &=\int \left (\frac{A}{a^2 x^5}+\frac{-2 A b+a B}{a^3 x^4}-\frac{b (-3 A b+2 a B)}{a^4 x^3}+\frac{b^2 (-4 A b+3 a B)}{a^5 x^2}-\frac{b^3 (-5 A b+4 a B)}{a^6 x}+\frac{b^4 (-A b+a B)}{a^5 (a+b x)^2}+\frac{b^4 (-5 A b+4 a B)}{a^6 (a+b x)}\right ) \, dx\\ &=-\frac{A}{4 a^2 x^4}+\frac{2 A b-a B}{3 a^3 x^3}-\frac{b (3 A b-2 a B)}{2 a^4 x^2}+\frac{b^2 (4 A b-3 a B)}{a^5 x}+\frac{b^3 (A b-a B)}{a^5 (a+b x)}+\frac{b^3 (5 A b-4 a B) \log (x)}{a^6}-\frac{b^3 (5 A b-4 a B) \log (a+b x)}{a^6}\\ \end{align*}
Mathematica [A] time = 0.0939845, size = 129, normalized size = 0.97 \[ \frac{\frac{a \left (-2 a^2 b^2 x^2 (5 A+12 B x)+a^3 b x (5 A+8 B x)+a^4 (-(3 A+4 B x))+6 a b^3 x^3 (5 A-8 B x)+60 A b^4 x^4\right )}{x^4 (a+b x)}+12 b^3 \log (x) (5 A b-4 a B)+12 b^3 (4 a B-5 A b) \log (a+b x)}{12 a^6} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.011, size = 158, normalized size = 1.2 \begin{align*} -{\frac{A}{4\,{a}^{2}{x}^{4}}}+{\frac{2\,Ab}{3\,{a}^{3}{x}^{3}}}-{\frac{B}{3\,{a}^{2}{x}^{3}}}-{\frac{3\,A{b}^{2}}{2\,{a}^{4}{x}^{2}}}+{\frac{bB}{{a}^{3}{x}^{2}}}+5\,{\frac{A\ln \left ( x \right ){b}^{4}}{{a}^{6}}}-4\,{\frac{B\ln \left ( x \right ){b}^{3}}{{a}^{5}}}+4\,{\frac{A{b}^{3}}{{a}^{5}x}}-3\,{\frac{{b}^{2}B}{{a}^{4}x}}-5\,{\frac{{b}^{4}\ln \left ( bx+a \right ) A}{{a}^{6}}}+4\,{\frac{{b}^{3}\ln \left ( bx+a \right ) B}{{a}^{5}}}+{\frac{A{b}^{4}}{{a}^{5} \left ( bx+a \right ) }}-{\frac{{b}^{3}B}{{a}^{4} \left ( bx+a \right ) }} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.01029, size = 205, normalized size = 1.54 \begin{align*} -\frac{3 \, A a^{4} + 12 \,{\left (4 \, B a b^{3} - 5 \, A b^{4}\right )} x^{4} + 6 \,{\left (4 \, B a^{2} b^{2} - 5 \, A a b^{3}\right )} x^{3} - 2 \,{\left (4 \, B a^{3} b - 5 \, A a^{2} b^{2}\right )} x^{2} +{\left (4 \, B a^{4} - 5 \, A a^{3} b\right )} x}{12 \,{\left (a^{5} b x^{5} + a^{6} x^{4}\right )}} + \frac{{\left (4 \, B a b^{3} - 5 \, A b^{4}\right )} \log \left (b x + a\right )}{a^{6}} - \frac{{\left (4 \, B a b^{3} - 5 \, A b^{4}\right )} \log \left (x\right )}{a^{6}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.23806, size = 432, normalized size = 3.25 \begin{align*} -\frac{3 \, A a^{5} + 12 \,{\left (4 \, B a^{2} b^{3} - 5 \, A a b^{4}\right )} x^{4} + 6 \,{\left (4 \, B a^{3} b^{2} - 5 \, A a^{2} b^{3}\right )} x^{3} - 2 \,{\left (4 \, B a^{4} b - 5 \, A a^{3} b^{2}\right )} x^{2} +{\left (4 \, B a^{5} - 5 \, A a^{4} b\right )} x - 12 \,{\left ({\left (4 \, B a b^{4} - 5 \, A b^{5}\right )} x^{5} +{\left (4 \, B a^{2} b^{3} - 5 \, A a b^{4}\right )} x^{4}\right )} \log \left (b x + a\right ) + 12 \,{\left ({\left (4 \, B a b^{4} - 5 \, A b^{5}\right )} x^{5} +{\left (4 \, B a^{2} b^{3} - 5 \, A a b^{4}\right )} x^{4}\right )} \log \left (x\right )}{12 \,{\left (a^{6} b x^{5} + a^{7} x^{4}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 1.15655, size = 243, normalized size = 1.83 \begin{align*} - \frac{3 A a^{4} + x^{4} \left (- 60 A b^{4} + 48 B a b^{3}\right ) + x^{3} \left (- 30 A a b^{3} + 24 B a^{2} b^{2}\right ) + x^{2} \left (10 A a^{2} b^{2} - 8 B a^{3} b\right ) + x \left (- 5 A a^{3} b + 4 B a^{4}\right )}{12 a^{6} x^{4} + 12 a^{5} b x^{5}} - \frac{b^{3} \left (- 5 A b + 4 B a\right ) \log{\left (x + \frac{- 5 A a b^{4} + 4 B a^{2} b^{3} - a b^{3} \left (- 5 A b + 4 B a\right )}{- 10 A b^{5} + 8 B a b^{4}} \right )}}{a^{6}} + \frac{b^{3} \left (- 5 A b + 4 B a\right ) \log{\left (x + \frac{- 5 A a b^{4} + 4 B a^{2} b^{3} + a b^{3} \left (- 5 A b + 4 B a\right )}{- 10 A b^{5} + 8 B a b^{4}} \right )}}{a^{6}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.16947, size = 212, normalized size = 1.59 \begin{align*} -\frac{{\left (4 \, B a b^{3} - 5 \, A b^{4}\right )} \log \left ({\left | x \right |}\right )}{a^{6}} + \frac{{\left (4 \, B a b^{4} - 5 \, A b^{5}\right )} \log \left ({\left | b x + a \right |}\right )}{a^{6} b} - \frac{3 \, A a^{5} + 12 \,{\left (4 \, B a^{2} b^{3} - 5 \, A a b^{4}\right )} x^{4} + 6 \,{\left (4 \, B a^{3} b^{2} - 5 \, A a^{2} b^{3}\right )} x^{3} - 2 \,{\left (4 \, B a^{4} b - 5 \, A a^{3} b^{2}\right )} x^{2} +{\left (4 \, B a^{5} - 5 \, A a^{4} b\right )} x}{12 \,{\left (b x + a\right )} a^{6} x^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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