Optimal. Leaf size=106 \[ \frac {b^3 \log (x) (A b-a B)}{a^5}-\frac {b^3 (A b-a B) \log (a+b x)}{a^5}+\frac {b^2 (A b-a B)}{a^4 x}-\frac {b (A b-a B)}{2 a^3 x^2}+\frac {A b-a B}{3 a^2 x^3}-\frac {A}{4 a x^4} \]
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Rubi [A] time = 0.06, antiderivative size = 106, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {77} \[ \frac {b^2 (A b-a B)}{a^4 x}+\frac {b^3 \log (x) (A b-a B)}{a^5}-\frac {b^3 (A b-a B) \log (a+b x)}{a^5}-\frac {b (A b-a B)}{2 a^3 x^2}+\frac {A b-a B}{3 a^2 x^3}-\frac {A}{4 a x^4} \]
Antiderivative was successfully verified.
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Rule 77
Rubi steps
\begin {align*} \int \frac {A+B x}{x^5 (a+b x)} \, dx &=\int \left (\frac {A}{a x^5}+\frac {-A b+a B}{a^2 x^4}-\frac {b (-A b+a B)}{a^3 x^3}+\frac {b^2 (-A b+a B)}{a^4 x^2}-\frac {b^3 (-A b+a B)}{a^5 x}+\frac {b^4 (-A b+a B)}{a^5 (a+b x)}\right ) \, dx\\ &=-\frac {A}{4 a x^4}+\frac {A b-a B}{3 a^2 x^3}-\frac {b (A b-a B)}{2 a^3 x^2}+\frac {b^2 (A b-a B)}{a^4 x}+\frac {b^3 (A b-a B) \log (x)}{a^5}-\frac {b^3 (A b-a B) \log (a+b x)}{a^5}\\ \end {align*}
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Mathematica [A] time = 0.08, size = 100, normalized size = 0.94 \[ \frac {\frac {a \left (-\left (a^3 (3 A+4 B x)\right )+2 a^2 b x (2 A+3 B x)-6 a b^2 x^2 (A+2 B x)+12 A b^3 x^3\right )}{x^4}+12 b^3 \log (x) (A b-a B)-12 b^3 (A b-a B) \log (a+b x)}{12 a^5} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.93, size = 117, normalized size = 1.10 \[ \frac {12 \, {\left (B a b^{3} - A b^{4}\right )} x^{4} \log \left (b x + a\right ) - 12 \, {\left (B a b^{3} - A b^{4}\right )} x^{4} \log \relax (x) - 3 \, A a^{4} - 12 \, {\left (B a^{2} b^{2} - A a b^{3}\right )} x^{3} + 6 \, {\left (B a^{3} b - A a^{2} b^{2}\right )} x^{2} - 4 \, {\left (B a^{4} - A a^{3} b\right )} x}{12 \, a^{5} x^{4}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 1.12, size = 122, normalized size = 1.15 \[ -\frac {{\left (B a b^{3} - A b^{4}\right )} \log \left ({\left | x \right |}\right )}{a^{5}} + \frac {{\left (B a b^{4} - A b^{5}\right )} \log \left ({\left | b x + a \right |}\right )}{a^{5} b} - \frac {3 \, A a^{4} + 12 \, {\left (B a^{2} b^{2} - A a b^{3}\right )} x^{3} - 6 \, {\left (B a^{3} b - A a^{2} b^{2}\right )} x^{2} + 4 \, {\left (B a^{4} - A a^{3} b\right )} x}{12 \, a^{5} x^{4}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 125, normalized size = 1.18 \[ \frac {A \,b^{4} \ln \relax (x )}{a^{5}}-\frac {A \,b^{4} \ln \left (b x +a \right )}{a^{5}}-\frac {B \,b^{3} \ln \relax (x )}{a^{4}}+\frac {B \,b^{3} \ln \left (b x +a \right )}{a^{4}}+\frac {A \,b^{3}}{a^{4} x}-\frac {B \,b^{2}}{a^{3} x}-\frac {A \,b^{2}}{2 a^{3} x^{2}}+\frac {B b}{2 a^{2} x^{2}}+\frac {A b}{3 a^{2} x^{3}}-\frac {B}{3 a \,x^{3}}-\frac {A}{4 a \,x^{4}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.05, size = 112, normalized size = 1.06 \[ \frac {{\left (B a b^{3} - A b^{4}\right )} \log \left (b x + a\right )}{a^{5}} - \frac {{\left (B a b^{3} - A b^{4}\right )} \log \relax (x)}{a^{5}} - \frac {3 \, A a^{3} + 12 \, {\left (B a b^{2} - A b^{3}\right )} x^{3} - 6 \, {\left (B a^{2} b - A a b^{2}\right )} x^{2} + 4 \, {\left (B a^{3} - A a^{2} b\right )} x}{12 \, a^{4} x^{4}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.35, size = 116, normalized size = 1.09 \[ -\frac {\frac {A}{4\,a}-\frac {x\,\left (A\,b-B\,a\right )}{3\,a^2}-\frac {b^2\,x^3\,\left (A\,b-B\,a\right )}{a^4}+\frac {b\,x^2\,\left (A\,b-B\,a\right )}{2\,a^3}}{x^4}-\frac {2\,b^3\,\mathrm {atanh}\left (\frac {b^3\,\left (A\,b-B\,a\right )\,\left (a+2\,b\,x\right )}{a\,\left (A\,b^4-B\,a\,b^3\right )}\right )\,\left (A\,b-B\,a\right )}{a^5} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 0.65, size = 189, normalized size = 1.78 \[ \frac {- 3 A a^{3} + x^{3} \left (12 A b^{3} - 12 B a b^{2}\right ) + x^{2} \left (- 6 A a b^{2} + 6 B a^{2} b\right ) + x \left (4 A a^{2} b - 4 B a^{3}\right )}{12 a^{4} x^{4}} - \frac {b^{3} \left (- A b + B a\right ) \log {\left (x + \frac {- A a b^{4} + B a^{2} b^{3} - a b^{3} \left (- A b + B a\right )}{- 2 A b^{5} + 2 B a b^{4}} \right )}}{a^{5}} + \frac {b^{3} \left (- A b + B a\right ) \log {\left (x + \frac {- A a b^{4} + B a^{2} b^{3} + a b^{3} \left (- A b + B a\right )}{- 2 A b^{5} + 2 B a b^{4}} \right )}}{a^{5}} \]
Verification of antiderivative is not currently implemented for this CAS.
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