Optimal. Leaf size=179 \[ \frac{x \left (3 a^2 d^2+4 a b c d+3 b^2 c^2\right )}{b^4 d^4}-\frac{a^6}{b^5 (a+b x) (b c-a d)^2}-\frac{2 a^5 (3 b c-2 a d) \log (a+b x)}{b^5 (b c-a d)^3}-\frac{x^2 (a d+b c)}{b^3 d^3}-\frac{c^6}{d^5 (c+d x) (b c-a d)^2}-\frac{2 c^5 (2 b c-3 a d) \log (c+d x)}{d^5 (b c-a d)^3}+\frac{x^3}{3 b^2 d^2} \]
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Rubi [A] time = 0.233144, antiderivative size = 179, 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} \[ \frac{x \left (3 a^2 d^2+4 a b c d+3 b^2 c^2\right )}{b^4 d^4}-\frac{a^6}{b^5 (a+b x) (b c-a d)^2}-\frac{2 a^5 (3 b c-2 a d) \log (a+b x)}{b^5 (b c-a d)^3}-\frac{x^2 (a d+b c)}{b^3 d^3}-\frac{c^6}{d^5 (c+d x) (b c-a d)^2}-\frac{2 c^5 (2 b c-3 a d) \log (c+d x)}{d^5 (b c-a d)^3}+\frac{x^3}{3 b^2 d^2} \]
Antiderivative was successfully verified.
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Rule 88
Rubi steps
\begin{align*} \int \frac{x^6}{(a+b x)^2 (c+d x)^2} \, dx &=\int \left (\frac{3 b^2 c^2+4 a b c d+3 a^2 d^2}{b^4 d^4}-\frac{2 (b c+a d) x}{b^3 d^3}+\frac{x^2}{b^2 d^2}+\frac{a^6}{b^4 (b c-a d)^2 (a+b x)^2}+\frac{2 a^5 (-3 b c+2 a d)}{b^4 (b c-a d)^3 (a+b x)}+\frac{c^6}{d^4 (-b c+a d)^2 (c+d x)^2}+\frac{2 c^5 (2 b c-3 a d)}{d^4 (-b c+a d)^3 (c+d x)}\right ) \, dx\\ &=\frac{\left (3 b^2 c^2+4 a b c d+3 a^2 d^2\right ) x}{b^4 d^4}-\frac{(b c+a d) x^2}{b^3 d^3}+\frac{x^3}{3 b^2 d^2}-\frac{a^6}{b^5 (b c-a d)^2 (a+b x)}-\frac{c^6}{d^5 (b c-a d)^2 (c+d x)}-\frac{2 a^5 (3 b c-2 a d) \log (a+b x)}{b^5 (b c-a d)^3}-\frac{2 c^5 (2 b c-3 a d) \log (c+d x)}{d^5 (b c-a d)^3}\\ \end{align*}
Mathematica [A] time = 0.21016, size = 179, normalized size = 1. \[ \frac{x \left (3 a^2 d^2+4 a b c d+3 b^2 c^2\right )}{b^4 d^4}-\frac{a^6}{b^5 (a+b x) (b c-a d)^2}+\frac{2 a^5 (2 a d-3 b c) \log (a+b x)}{b^5 (b c-a d)^3}-\frac{x^2 (a d+b c)}{b^3 d^3}-\frac{c^6}{d^5 (c+d x) (b c-a d)^2}+\frac{2 c^5 (2 b c-3 a d) \log (c+d x)}{d^5 (a d-b c)^3}+\frac{x^3}{3 b^2 d^2} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.013, size = 222, normalized size = 1.2 \begin{align*}{\frac{{x}^{3}}{3\,{b}^{2}{d}^{2}}}-{\frac{a{x}^{2}}{{d}^{2}{b}^{3}}}-{\frac{c{x}^{2}}{{d}^{3}{b}^{2}}}+3\,{\frac{{a}^{2}x}{{b}^{4}{d}^{2}}}+4\,{\frac{acx}{{b}^{3}{d}^{3}}}+3\,{\frac{{c}^{2}x}{{b}^{2}{d}^{4}}}-{\frac{{c}^{6}}{{d}^{5} \left ( ad-bc \right ) ^{2} \left ( dx+c \right ) }}-6\,{\frac{{c}^{5}\ln \left ( dx+c \right ) a}{{d}^{4} \left ( ad-bc \right ) ^{3}}}+4\,{\frac{{c}^{6}\ln \left ( dx+c \right ) b}{{d}^{5} \left ( ad-bc \right ) ^{3}}}-{\frac{{a}^{6}}{{b}^{5} \left ( ad-bc \right ) ^{2} \left ( bx+a \right ) }}-4\,{\frac{{a}^{6}\ln \left ( bx+a \right ) d}{{b}^{5} \left ( ad-bc \right ) ^{3}}}+6\,{\frac{{a}^{5}\ln \left ( bx+a \right ) c}{{b}^{4} \left ( ad-bc \right ) ^{3}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.11317, size = 474, normalized size = 2.65 \begin{align*} -\frac{2 \,{\left (3 \, a^{5} b c - 2 \, a^{6} d\right )} \log \left (b x + a\right )}{b^{8} c^{3} - 3 \, a b^{7} c^{2} d + 3 \, a^{2} b^{6} c d^{2} - a^{3} b^{5} d^{3}} - \frac{2 \,{\left (2 \, b c^{6} - 3 \, a c^{5} d\right )} \log \left (d x + c\right )}{b^{3} c^{3} d^{5} - 3 \, a b^{2} c^{2} d^{6} + 3 \, a^{2} b c d^{7} - a^{3} d^{8}} - \frac{a b^{5} c^{6} + a^{6} c d^{5} +{\left (b^{6} c^{6} + a^{6} d^{6}\right )} x}{a b^{7} c^{3} d^{5} - 2 \, a^{2} b^{6} c^{2} d^{6} + a^{3} b^{5} c d^{7} +{\left (b^{8} c^{2} d^{6} - 2 \, a b^{7} c d^{7} + a^{2} b^{6} d^{8}\right )} x^{2} +{\left (b^{8} c^{3} d^{5} - a b^{7} c^{2} d^{6} - a^{2} b^{6} c d^{7} + a^{3} b^{5} d^{8}\right )} x} + \frac{b^{2} d^{2} x^{3} - 3 \,{\left (b^{2} c d + a b d^{2}\right )} x^{2} + 3 \,{\left (3 \, b^{2} c^{2} + 4 \, a b c d + 3 \, a^{2} d^{2}\right )} x}{3 \, b^{4} d^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.80467, size = 1364, normalized size = 7.62 \begin{align*} -\frac{3 \, a b^{6} c^{7} - 3 \, a^{2} b^{5} c^{6} d + 3 \, a^{6} b c^{2} d^{5} - 3 \, a^{7} c d^{6} -{\left (b^{7} c^{3} d^{4} - 3 \, a b^{6} c^{2} d^{5} + 3 \, a^{2} b^{5} c d^{6} - a^{3} b^{4} d^{7}\right )} x^{5} + 2 \,{\left (b^{7} c^{4} d^{3} - 2 \, a b^{6} c^{3} d^{4} + 2 \, a^{3} b^{4} c d^{6} - a^{4} b^{3} d^{7}\right )} x^{4} -{\left (6 \, b^{7} c^{5} d^{2} - 11 \, a b^{6} c^{4} d^{3} + 3 \, a^{2} b^{5} c^{3} d^{4} - 3 \, a^{3} b^{4} c^{2} d^{5} + 11 \, a^{4} b^{3} c d^{6} - 6 \, a^{5} b^{2} d^{7}\right )} x^{3} - 9 \,{\left (b^{7} c^{6} d - a b^{6} c^{5} d^{2} - a^{2} b^{5} c^{4} d^{3} + a^{4} b^{3} c^{2} d^{5} + a^{5} b^{2} c d^{6} - a^{6} b d^{7}\right )} x^{2} + 3 \,{\left (b^{7} c^{7} - 4 \, a b^{6} c^{6} d + 5 \, a^{2} b^{5} c^{5} d^{2} - 5 \, a^{5} b^{2} c^{2} d^{5} + 4 \, a^{6} b c d^{6} - a^{7} d^{7}\right )} x + 6 \,{\left (3 \, a^{6} b c^{2} d^{5} - 2 \, a^{7} c d^{6} +{\left (3 \, a^{5} b^{2} c d^{6} - 2 \, a^{6} b d^{7}\right )} x^{2} +{\left (3 \, a^{5} b^{2} c^{2} d^{5} + a^{6} b c d^{6} - 2 \, a^{7} d^{7}\right )} x\right )} \log \left (b x + a\right ) + 6 \,{\left (2 \, a b^{6} c^{7} - 3 \, a^{2} b^{5} c^{6} d +{\left (2 \, b^{7} c^{6} d - 3 \, a b^{6} c^{5} d^{2}\right )} x^{2} +{\left (2 \, b^{7} c^{7} - a b^{6} c^{6} d - 3 \, a^{2} b^{5} c^{5} d^{2}\right )} x\right )} \log \left (d x + c\right )}{3 \,{\left (a b^{8} c^{4} d^{5} - 3 \, a^{2} b^{7} c^{3} d^{6} + 3 \, a^{3} b^{6} c^{2} d^{7} - a^{4} b^{5} c d^{8} +{\left (b^{9} c^{3} d^{6} - 3 \, a b^{8} c^{2} d^{7} + 3 \, a^{2} b^{7} c d^{8} - a^{3} b^{6} d^{9}\right )} x^{2} +{\left (b^{9} c^{4} d^{5} - 2 \, a b^{8} c^{3} d^{6} + 2 \, a^{3} b^{6} c d^{8} - a^{4} b^{5} d^{9}\right )} x\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 7.91092, size = 768, normalized size = 4.29 \begin{align*} - \frac{2 a^{5} \left (2 a d - 3 b c\right ) \log{\left (x + \frac{\frac{2 a^{9} d^{8} \left (2 a d - 3 b c\right )}{b \left (a d - b c\right )^{3}} - \frac{8 a^{8} c d^{7} \left (2 a d - 3 b c\right )}{\left (a d - b c\right )^{3}} + \frac{12 a^{7} b c^{2} d^{6} \left (2 a d - 3 b c\right )}{\left (a d - b c\right )^{3}} - \frac{8 a^{6} b^{2} c^{3} d^{5} \left (2 a d - 3 b c\right )}{\left (a d - b c\right )^{3}} + 4 a^{6} c d^{5} + \frac{2 a^{5} b^{3} c^{4} d^{4} \left (2 a d - 3 b c\right )}{\left (a d - b c\right )^{3}} - 6 a^{5} b c^{2} d^{4} - 6 a^{2} b^{4} c^{5} d + 4 a b^{5} c^{6}}{4 a^{6} d^{6} - 6 a^{5} b c d^{5} - 6 a b^{5} c^{5} d + 4 b^{6} c^{6}} \right )}}{b^{5} \left (a d - b c\right )^{3}} - \frac{2 c^{5} \left (3 a d - 2 b c\right ) \log{\left (x + \frac{4 a^{6} c d^{5} - 6 a^{5} b c^{2} d^{4} + \frac{2 a^{4} b^{4} c^{5} d^{3} \left (3 a d - 2 b c\right )}{\left (a d - b c\right )^{3}} - \frac{8 a^{3} b^{5} c^{6} d^{2} \left (3 a d - 2 b c\right )}{\left (a d - b c\right )^{3}} + \frac{12 a^{2} b^{6} c^{7} d \left (3 a d - 2 b c\right )}{\left (a d - b c\right )^{3}} - 6 a^{2} b^{4} c^{5} d - \frac{8 a b^{7} c^{8} \left (3 a d - 2 b c\right )}{\left (a d - b c\right )^{3}} + 4 a b^{5} c^{6} + \frac{2 b^{8} c^{9} \left (3 a d - 2 b c\right )}{d \left (a d - b c\right )^{3}}}{4 a^{6} d^{6} - 6 a^{5} b c d^{5} - 6 a b^{5} c^{5} d + 4 b^{6} c^{6}} \right )}}{d^{5} \left (a d - b c\right )^{3}} - \frac{a^{6} c d^{5} + a b^{5} c^{6} + x \left (a^{6} d^{6} + b^{6} c^{6}\right )}{a^{3} b^{5} c d^{7} - 2 a^{2} b^{6} c^{2} d^{6} + a b^{7} c^{3} d^{5} + x^{2} \left (a^{2} b^{6} d^{8} - 2 a b^{7} c d^{7} + b^{8} c^{2} d^{6}\right ) + x \left (a^{3} b^{5} d^{8} - a^{2} b^{6} c d^{7} - a b^{7} c^{2} d^{6} + b^{8} c^{3} d^{5}\right )} + \frac{x^{3}}{3 b^{2} d^{2}} - \frac{x^{2} \left (a d + b c\right )}{b^{3} d^{3}} + \frac{x \left (3 a^{2} d^{2} + 4 a b c d + 3 b^{2} c^{2}\right )}{b^{4} d^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.19122, size = 698, normalized size = 3.9 \begin{align*} -\frac{a^{6} b^{5}}{{\left (b^{12} c^{2} - 2 \, a b^{11} c d + a^{2} b^{10} d^{2}\right )}{\left (b x + a\right )}} - \frac{2 \,{\left (2 \, b^{2} c^{6} - 3 \, a b c^{5} d\right )} \log \left ({\left | \frac{b c}{b x + a} - \frac{a d}{b x + a} + d \right |}\right )}{b^{4} c^{3} d^{5} - 3 \, a b^{3} c^{2} d^{6} + 3 \, a^{2} b^{2} c d^{7} - a^{3} b d^{8}} + \frac{2 \,{\left (2 \, b^{3} c^{3} + 3 \, a b^{2} c^{2} d + 3 \, a^{2} b c d^{2} + 2 \, a^{3} d^{3}\right )} \log \left (\frac{{\left | b x + a \right |}}{{\left (b x + a\right )}^{2}{\left | b \right |}}\right )}{b^{5} d^{5}} + \frac{{\left (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{2 \, b^{5} c^{4} d^{3} + a b^{4} c^{3} d^{4} - 15 \, a^{2} b^{3} c^{2} d^{5} + 19 \, a^{3} b^{2} c d^{6} - 7 \, a^{4} b d^{7}}{{\left (b x + a\right )} b} + \frac{3 \,{\left (2 \, b^{7} c^{5} d^{2} - a b^{6} c^{4} d^{3} - a^{2} b^{5} c^{3} d^{4} - 11 \, a^{3} b^{4} c^{2} d^{5} + 19 \, a^{4} b^{3} c d^{6} - 8 \, a^{5} b^{2} d^{7}\right )}}{{\left (b x + a\right )}^{2} b^{2}} + \frac{3 \,{\left (4 \, b^{9} c^{6} d - 6 \, a b^{8} c^{5} d^{2} + 15 \, a^{4} b^{5} c^{2} d^{5} - 18 \, a^{5} b^{4} c d^{6} + 6 \, a^{6} b^{3} d^{7}\right )}}{{\left (b x + a\right )}^{3} b^{3}}\right )}{\left (b x + a\right )}^{3}}{3 \,{\left (b c - a d\right )}^{3} b^{5}{\left (\frac{b c}{b x + a} - \frac{a d}{b x + a} + d\right )} d^{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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