Optimal. Leaf size=49 \[ \frac {4 a^3}{b (a-b x)^2}-\frac {12 a^2}{b (a-b x)}-\frac {6 a \log (a-b x)}{b}-x \]
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Rubi [A] time = 0.03, antiderivative size = 49, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, integrand size = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {627, 43} \begin {gather*} \frac {4 a^3}{b (a-b x)^2}-\frac {12 a^2}{b (a-b x)}-\frac {6 a \log (a-b x)}{b}-x \end {gather*}
Antiderivative was successfully verified.
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Rule 43
Rule 627
Rubi steps
\begin {align*} \int \frac {(a+b x)^6}{\left (a^2-b^2 x^2\right )^3} \, dx &=\int \frac {(a+b x)^3}{(a-b x)^3} \, dx\\ &=\int \left (-1+\frac {8 a^3}{(a-b x)^3}-\frac {12 a^2}{(a-b x)^2}+\frac {6 a}{a-b x}\right ) \, dx\\ &=-x+\frac {4 a^3}{b (a-b x)^2}-\frac {12 a^2}{b (a-b x)}-\frac {6 a \log (a-b x)}{b}\\ \end {align*}
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Mathematica [A] time = 0.04, size = 41, normalized size = 0.84 \begin {gather*} \frac {4 a^2 (3 b x-2 a)}{b (a-b x)^2}-\frac {6 a \log (a-b x)}{b}-x \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {(a+b x)^6}{\left (a^2-b^2 x^2\right )^3} \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [A] time = 0.40, size = 82, normalized size = 1.67 \begin {gather*} -\frac {b^{3} x^{3} - 2 \, a b^{2} x^{2} - 11 \, a^{2} b x + 8 \, a^{3} + 6 \, {\left (a b^{2} x^{2} - 2 \, a^{2} b x + a^{3}\right )} \log \left (b x - a\right )}{b^{3} x^{2} - 2 \, a b^{2} x + a^{2} b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.17, size = 46, normalized size = 0.94 \begin {gather*} -x - \frac {6 \, a \log \left ({\left | b x - a \right |}\right )}{b} + \frac {4 \, {\left (3 \, a^{2} b x - 2 \, a^{3}\right )}}{{\left (b x - a\right )}^{2} b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.04, size = 53, normalized size = 1.08 \begin {gather*} \frac {4 a^{3}}{\left (b x -a \right )^{2} b}+\frac {12 a^{2}}{\left (b x -a \right ) b}-\frac {6 a \ln \left (b x -a \right )}{b}-x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.32, size = 55, normalized size = 1.12 \begin {gather*} -x - \frac {6 \, a \log \left (b x - a\right )}{b} + \frac {4 \, {\left (3 \, a^{2} b x - 2 \, a^{3}\right )}}{b^{3} x^{2} - 2 \, a b^{2} x + a^{2} b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.06, size = 52, normalized size = 1.06 \begin {gather*} \frac {12\,a^2\,x-\frac {8\,a^3}{b}}{a^2-2\,a\,b\,x+b^2\,x^2}-x-\frac {6\,a\,\ln \left (b\,x-a\right )}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.31, size = 48, normalized size = 0.98 \begin {gather*} - \frac {6 a \log {\left (- a + b x \right )}}{b} - x - \frac {8 a^{3} - 12 a^{2} b x}{a^{2} b - 2 a b^{2} x + b^{3} x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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