Optimal. Leaf size=69 \[ -\frac {A b^3}{4 x^4}-\frac {b^2 (3 A c+b B)}{3 x^3}-\frac {c^2 (A c+3 b B)}{x}-\frac {3 b c (A c+b B)}{2 x^2}+B c^3 \log (x) \]
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Rubi [A] time = 0.04, antiderivative size = 69, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.050, Rules used = {765} \begin {gather*} -\frac {b^2 (3 A c+b B)}{3 x^3}-\frac {A b^3}{4 x^4}-\frac {c^2 (A c+3 b B)}{x}-\frac {3 b c (A c+b B)}{2 x^2}+B c^3 \log (x) \end {gather*}
Antiderivative was successfully verified.
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Rule 765
Rubi steps
\begin {align*} \int \frac {(A+B x) \left (b x+c x^2\right )^3}{x^8} \, dx &=\int \left (\frac {A b^3}{x^5}+\frac {b^2 (b B+3 A c)}{x^4}+\frac {3 b c (b B+A c)}{x^3}+\frac {c^2 (3 b B+A c)}{x^2}+\frac {B c^3}{x}\right ) \, dx\\ &=-\frac {A b^3}{4 x^4}-\frac {b^2 (b B+3 A c)}{3 x^3}-\frac {3 b c (b B+A c)}{2 x^2}-\frac {c^2 (3 b B+A c)}{x}+B c^3 \log (x)\\ \end {align*}
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Mathematica [A] time = 0.03, size = 71, normalized size = 1.03 \begin {gather*} B c^3 \log (x)-\frac {3 A \left (b^3+4 b^2 c x+6 b c^2 x^2+4 c^3 x^3\right )+2 b B x \left (2 b^2+9 b c x+18 c^2 x^2\right )}{12 x^4} \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) \left (b x+c x^2\right )^3}{x^8} \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [A] time = 0.40, size = 75, normalized size = 1.09 \begin {gather*} \frac {12 \, B c^{3} x^{4} \log \relax (x) - 3 \, A b^{3} - 12 \, {\left (3 \, B b c^{2} + A c^{3}\right )} x^{3} - 18 \, {\left (B b^{2} c + A b c^{2}\right )} x^{2} - 4 \, {\left (B b^{3} + 3 \, A b^{2} c\right )} x}{12 \, x^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.18, size = 73, normalized size = 1.06 \begin {gather*} B c^{3} \log \left ({\left | x \right |}\right ) - \frac {3 \, A b^{3} + 12 \, {\left (3 \, B b c^{2} + A c^{3}\right )} x^{3} + 18 \, {\left (B b^{2} c + A b c^{2}\right )} x^{2} + 4 \, {\left (B b^{3} + 3 \, A b^{2} c\right )} x}{12 \, x^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 76, normalized size = 1.10 \begin {gather*} B \,c^{3} \ln \relax (x )-\frac {A \,c^{3}}{x}-\frac {3 B b \,c^{2}}{x}-\frac {3 A b \,c^{2}}{2 x^{2}}-\frac {3 B \,b^{2} c}{2 x^{2}}-\frac {A \,b^{2} c}{x^{3}}-\frac {B \,b^{3}}{3 x^{3}}-\frac {A \,b^{3}}{4 x^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.92, size = 72, normalized size = 1.04 \begin {gather*} B c^{3} \log \relax (x) - \frac {3 \, A b^{3} + 12 \, {\left (3 \, B b c^{2} + A c^{3}\right )} x^{3} + 18 \, {\left (B b^{2} c + A b c^{2}\right )} x^{2} + 4 \, {\left (B b^{3} + 3 \, A b^{2} c\right )} x}{12 \, x^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.08, size = 71, normalized size = 1.03 \begin {gather*} B\,c^3\,\ln \relax (x)-\frac {x^2\,\left (\frac {3\,B\,b^2\,c}{2}+\frac {3\,A\,b\,c^2}{2}\right )+x\,\left (\frac {B\,b^3}{3}+A\,c\,b^2\right )+\frac {A\,b^3}{4}+x^3\,\left (A\,c^3+3\,B\,b\,c^2\right )}{x^4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.99, size = 80, normalized size = 1.16 \begin {gather*} B c^{3} \log {\relax (x )} + \frac {- 3 A b^{3} + x^{3} \left (- 12 A c^{3} - 36 B b c^{2}\right ) + x^{2} \left (- 18 A b c^{2} - 18 B b^{2} c\right ) + x \left (- 12 A b^{2} c - 4 B b^{3}\right )}{12 x^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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