Optimal. Leaf size=32 \[ -\frac {\left (A+B x^3\right )^2}{6 \left (a+b x^3\right )^2 (A b-a B)} \]
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Rubi [A] time = 0.02, antiderivative size = 32, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.100, Rules used = {444, 37} \[ -\frac {\left (A+B x^3\right )^2}{6 \left (a+b x^3\right )^2 (A b-a B)} \]
Antiderivative was successfully verified.
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Rule 37
Rule 444
Rubi steps
\begin {align*} \int \frac {x^2 \left (A+B x^3\right )}{\left (a+b x^3\right )^3} \, dx &=\frac {1}{3} \operatorname {Subst}\left (\int \frac {A+B x}{(a+b x)^3} \, dx,x,x^3\right )\\ &=-\frac {\left (A+B x^3\right )^2}{6 (A b-a B) \left (a+b x^3\right )^2}\\ \end {align*}
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Mathematica [A] time = 0.02, size = 30, normalized size = 0.94 \[ -\frac {B \left (a+2 b x^3\right )+A b}{6 b^2 \left (a+b x^3\right )^2} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.86, size = 42, normalized size = 1.31 \[ -\frac {2 \, B b x^{3} + B a + A b}{6 \, {\left (b^{4} x^{6} + 2 \, a b^{3} x^{3} + a^{2} b^{2}\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.18, size = 28, normalized size = 0.88 \[ -\frac {2 \, B b x^{3} + B a + A b}{6 \, {\left (b x^{3} + a\right )}^{2} b^{2}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 39, normalized size = 1.22 \[ -\frac {B}{3 \left (b \,x^{3}+a \right ) b^{2}}-\frac {A b -B a}{6 \left (b \,x^{3}+a \right )^{2} b^{2}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.46, size = 42, normalized size = 1.31 \[ -\frac {2 \, B b x^{3} + B a + A b}{6 \, {\left (b^{4} x^{6} + 2 \, a b^{3} x^{3} + a^{2} b^{2}\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 2.33, size = 44, normalized size = 1.38 \[ -\frac {\frac {A\,b+B\,a}{6\,b^2}+\frac {B\,x^3}{3\,b}}{a^2+2\,a\,b\,x^3+b^2\,x^6} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 1.82, size = 42, normalized size = 1.31 \[ \frac {- A b - B a - 2 B b x^{3}}{6 a^{2} b^{2} + 12 a b^{3} x^{3} + 6 b^{4} x^{6}} \]
Verification of antiderivative is not currently implemented for this CAS.
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