Optimal. Leaf size=140 \[ -\frac{c^2 \left (6 a^2 d^2-8 a b c d+3 b^2 c^2\right ) \log (c+d x)}{d^4 (b c-a d)^3}+\frac{a^4 \log (a+b x)}{b^2 (b c-a d)^3}-\frac{c^3 (3 b c-4 a d)}{d^4 (c+d x) (b c-a d)^2}+\frac{c^4}{2 d^4 (c+d x)^2 (b c-a d)}+\frac{x}{b d^3} \]
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Rubi [A] time = 0.122569, antiderivative size = 140, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 18, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.056, Rules used = {88} \[ -\frac{c^2 \left (6 a^2 d^2-8 a b c d+3 b^2 c^2\right ) \log (c+d x)}{d^4 (b c-a d)^3}+\frac{a^4 \log (a+b x)}{b^2 (b c-a d)^3}-\frac{c^3 (3 b c-4 a d)}{d^4 (c+d x) (b c-a d)^2}+\frac{c^4}{2 d^4 (c+d x)^2 (b c-a d)}+\frac{x}{b d^3} \]
Antiderivative was successfully verified.
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Rule 88
Rubi steps
\begin{align*} \int \frac{x^4}{(a+b x) (c+d x)^3} \, dx &=\int \left (\frac{1}{b d^3}+\frac{a^4}{b (b c-a d)^3 (a+b x)}+\frac{c^4}{d^3 (-b c+a d) (c+d x)^3}+\frac{c^3 (3 b c-4 a d)}{d^3 (-b c+a d)^2 (c+d x)^2}+\frac{c^2 \left (3 b^2 c^2-8 a b c d+6 a^2 d^2\right )}{d^3 (-b c+a d)^3 (c+d x)}\right ) \, dx\\ &=\frac{x}{b d^3}+\frac{c^4}{2 d^4 (b c-a d) (c+d x)^2}-\frac{c^3 (3 b c-4 a d)}{d^4 (b c-a d)^2 (c+d x)}+\frac{a^4 \log (a+b x)}{b^2 (b c-a d)^3}-\frac{c^2 \left (3 b^2 c^2-8 a b c d+6 a^2 d^2\right ) \log (c+d x)}{d^4 (b c-a d)^3}\\ \end{align*}
Mathematica [A] time = 0.151967, size = 138, normalized size = 0.99 \[ \frac{c^2 \left (6 a^2 d^2-8 a b c d+3 b^2 c^2\right ) \log (c+d x)}{d^4 (a d-b c)^3}+\frac{a^4 \log (a+b x)}{b^2 (b c-a d)^3}+\frac{c^3 (4 a d-3 b c)}{d^4 (c+d x) (b c-a d)^2}-\frac{c^4}{2 d^4 (c+d x)^2 (a d-b c)}+\frac{x}{b d^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.01, size = 191, normalized size = 1.4 \begin{align*}{\frac{x}{b{d}^{3}}}-{\frac{{c}^{4}}{2\,{d}^{4} \left ( ad-bc \right ) \left ( dx+c \right ) ^{2}}}+6\,{\frac{{c}^{2}\ln \left ( dx+c \right ){a}^{2}}{{d}^{2} \left ( ad-bc \right ) ^{3}}}-8\,{\frac{{c}^{3}\ln \left ( dx+c \right ) ab}{{d}^{3} \left ( ad-bc \right ) ^{3}}}+3\,{\frac{{c}^{4}\ln \left ( dx+c \right ){b}^{2}}{{d}^{4} \left ( ad-bc \right ) ^{3}}}+4\,{\frac{a{c}^{3}}{{d}^{3} \left ( ad-bc \right ) ^{2} \left ( dx+c \right ) }}-3\,{\frac{{c}^{4}b}{ \left ( ad-bc \right ) ^{2}{d}^{4} \left ( dx+c \right ) }}-{\frac{{a}^{4}\ln \left ( bx+a \right ) }{{b}^{2} \left ( ad-bc \right ) ^{3}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 2.17317, size = 367, normalized size = 2.62 \begin{align*} \frac{a^{4} \log \left (b x + a\right )}{b^{5} c^{3} - 3 \, a b^{4} c^{2} d + 3 \, a^{2} b^{3} c d^{2} - a^{3} b^{2} d^{3}} - \frac{{\left (3 \, b^{2} c^{4} - 8 \, a b c^{3} d + 6 \, a^{2} c^{2} d^{2}\right )} \log \left (d x + c\right )}{b^{3} c^{3} d^{4} - 3 \, a b^{2} c^{2} d^{5} + 3 \, a^{2} b c d^{6} - a^{3} d^{7}} - \frac{5 \, b c^{5} - 7 \, a c^{4} d + 2 \,{\left (3 \, b c^{4} d - 4 \, a c^{3} d^{2}\right )} x}{2 \,{\left (b^{2} c^{4} d^{4} - 2 \, a b c^{3} d^{5} + a^{2} c^{2} d^{6} +{\left (b^{2} c^{2} d^{6} - 2 \, a b c d^{7} + a^{2} d^{8}\right )} x^{2} + 2 \,{\left (b^{2} c^{3} d^{5} - 2 \, a b c^{2} d^{6} + a^{2} c d^{7}\right )} x\right )}} + \frac{x}{b d^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.53158, size = 984, normalized size = 7.03 \begin{align*} -\frac{5 \, b^{4} c^{6} - 12 \, a b^{3} c^{5} d + 7 \, a^{2} b^{2} c^{4} d^{2} - 2 \,{\left (b^{4} c^{3} d^{3} - 3 \, a b^{3} c^{2} d^{4} + 3 \, a^{2} b^{2} c d^{5} - a^{3} b d^{6}\right )} x^{3} - 4 \,{\left (b^{4} c^{4} d^{2} - 3 \, a b^{3} c^{3} d^{3} + 3 \, a^{2} b^{2} c^{2} d^{4} - a^{3} b c d^{5}\right )} x^{2} + 2 \,{\left (2 \, b^{4} c^{5} d - 4 \, a b^{3} c^{4} d^{2} + a^{2} b^{2} c^{3} d^{3} + a^{3} b c^{2} d^{4}\right )} x - 2 \,{\left (a^{4} d^{6} x^{2} + 2 \, a^{4} c d^{5} x + a^{4} c^{2} d^{4}\right )} \log \left (b x + a\right ) + 2 \,{\left (3 \, b^{4} c^{6} - 8 \, a b^{3} c^{5} d + 6 \, a^{2} b^{2} c^{4} d^{2} +{\left (3 \, b^{4} c^{4} d^{2} - 8 \, a b^{3} c^{3} d^{3} + 6 \, a^{2} b^{2} c^{2} d^{4}\right )} x^{2} + 2 \,{\left (3 \, b^{4} c^{5} d - 8 \, a b^{3} c^{4} d^{2} + 6 \, a^{2} b^{2} c^{3} d^{3}\right )} x\right )} \log \left (d x + c\right )}{2 \,{\left (b^{5} c^{5} d^{4} - 3 \, a b^{4} c^{4} d^{5} + 3 \, a^{2} b^{3} c^{3} d^{6} - a^{3} b^{2} c^{2} d^{7} +{\left (b^{5} c^{3} d^{6} - 3 \, a b^{4} c^{2} d^{7} + 3 \, a^{2} b^{3} c d^{8} - a^{3} b^{2} d^{9}\right )} x^{2} + 2 \,{\left (b^{5} c^{4} d^{5} - 3 \, a b^{4} c^{3} d^{6} + 3 \, a^{2} b^{3} c^{2} d^{7} - a^{3} b^{2} c d^{8}\right )} x\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 5.35049, size = 719, normalized size = 5.14 \begin{align*} - \frac{a^{4} \log{\left (x + \frac{\frac{a^{8} d^{7}}{b \left (a d - b c\right )^{3}} - \frac{4 a^{7} c d^{6}}{\left (a d - b c\right )^{3}} + \frac{6 a^{6} b c^{2} d^{5}}{\left (a d - b c\right )^{3}} - \frac{4 a^{5} b^{2} c^{3} d^{4}}{\left (a d - b c\right )^{3}} + \frac{a^{4} b^{3} c^{4} d^{3}}{\left (a d - b c\right )^{3}} + a^{4} c d^{3} + 6 a^{3} b c^{2} d^{2} - 8 a^{2} b^{2} c^{3} d + 3 a b^{3} c^{4}}{a^{4} d^{4} + 6 a^{2} b^{2} c^{2} d^{2} - 8 a b^{3} c^{3} d + 3 b^{4} c^{4}} \right )}}{b^{2} \left (a d - b c\right )^{3}} + \frac{c^{2} \left (6 a^{2} d^{2} - 8 a b c d + 3 b^{2} c^{2}\right ) \log{\left (x + \frac{- \frac{a^{4} b c^{2} d^{3} \left (6 a^{2} d^{2} - 8 a b c d + 3 b^{2} c^{2}\right )}{\left (a d - b c\right )^{3}} + a^{4} c d^{3} + \frac{4 a^{3} b^{2} c^{3} d^{2} \left (6 a^{2} d^{2} - 8 a b c d + 3 b^{2} c^{2}\right )}{\left (a d - b c\right )^{3}} + 6 a^{3} b c^{2} d^{2} - \frac{6 a^{2} b^{3} c^{4} d \left (6 a^{2} d^{2} - 8 a b c d + 3 b^{2} c^{2}\right )}{\left (a d - b c\right )^{3}} - 8 a^{2} b^{2} c^{3} d + \frac{4 a b^{4} c^{5} \left (6 a^{2} d^{2} - 8 a b c d + 3 b^{2} c^{2}\right )}{\left (a d - b c\right )^{3}} + 3 a b^{3} c^{4} - \frac{b^{5} c^{6} \left (6 a^{2} d^{2} - 8 a b c d + 3 b^{2} c^{2}\right )}{d \left (a d - b c\right )^{3}}}{a^{4} d^{4} + 6 a^{2} b^{2} c^{2} d^{2} - 8 a b^{3} c^{3} d + 3 b^{4} c^{4}} \right )}}{d^{4} \left (a d - b c\right )^{3}} + \frac{7 a c^{4} d - 5 b c^{5} + x \left (8 a c^{3} d^{2} - 6 b c^{4} d\right )}{2 a^{2} c^{2} d^{6} - 4 a b c^{3} d^{5} + 2 b^{2} c^{4} d^{4} + x^{2} \left (2 a^{2} d^{8} - 4 a b c d^{7} + 2 b^{2} c^{2} d^{6}\right ) + x \left (4 a^{2} c d^{7} - 8 a b c^{2} d^{6} + 4 b^{2} c^{3} d^{5}\right )} + \frac{x}{b d^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.64047, size = 306, normalized size = 2.19 \begin{align*} \frac{a^{4} \log \left ({\left | b x + a \right |}\right )}{b^{5} c^{3} - 3 \, a b^{4} c^{2} d + 3 \, a^{2} b^{3} c d^{2} - a^{3} b^{2} d^{3}} - \frac{{\left (3 \, b^{2} c^{4} - 8 \, a b c^{3} d + 6 \, a^{2} c^{2} d^{2}\right )} \log \left ({\left | d x + c \right |}\right )}{b^{3} c^{3} d^{4} - 3 \, a b^{2} c^{2} d^{5} + 3 \, a^{2} b c d^{6} - a^{3} d^{7}} + \frac{x}{b d^{3}} - \frac{5 \, b^{2} c^{6} - 12 \, a b c^{5} d + 7 \, a^{2} c^{4} d^{2} + 2 \,{\left (3 \, b^{2} c^{5} d - 7 \, a b c^{4} d^{2} + 4 \, a^{2} c^{3} d^{3}\right )} x}{2 \,{\left (b c - a d\right )}^{3}{\left (d x + c\right )}^{2} d^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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