Optimal. Leaf size=34 \[ a^2 b x^3+\frac{a^3 x^5}{5}+3 a b^2 x-\frac{b^3}{x} \]
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Rubi [A] time = 0.0145239, antiderivative size = 34, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.154, Rules used = {263, 270} \[ a^2 b x^3+\frac{a^3 x^5}{5}+3 a b^2 x-\frac{b^3}{x} \]
Antiderivative was successfully verified.
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Rule 263
Rule 270
Rubi steps
\begin{align*} \int \left (a+\frac{b}{x^2}\right )^3 x^4 \, dx &=\int \frac{\left (b+a x^2\right )^3}{x^2} \, dx\\ &=\int \left (3 a b^2+\frac{b^3}{x^2}+3 a^2 b x^2+a^3 x^4\right ) \, dx\\ &=-\frac{b^3}{x}+3 a b^2 x+a^2 b x^3+\frac{a^3 x^5}{5}\\ \end{align*}
Mathematica [A] time = 0.003811, size = 34, normalized size = 1. \[ a^2 b x^3+\frac{a^3 x^5}{5}+3 a b^2 x-\frac{b^3}{x} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.003, size = 33, normalized size = 1. \begin{align*} -{\frac{{b}^{3}}{x}}+3\,xa{b}^{2}+{a}^{2}b{x}^{3}+{\frac{{a}^{3}{x}^{5}}{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.957732, size = 43, normalized size = 1.26 \begin{align*} \frac{1}{5} \, a^{3} x^{5} + a^{2} b x^{3} + 3 \, a b^{2} x - \frac{b^{3}}{x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.39149, size = 73, normalized size = 2.15 \begin{align*} \frac{a^{3} x^{6} + 5 \, a^{2} b x^{4} + 15 \, a b^{2} x^{2} - 5 \, b^{3}}{5 \, x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.25236, size = 29, normalized size = 0.85 \begin{align*} \frac{a^{3} x^{5}}{5} + a^{2} b x^{3} + 3 a b^{2} x - \frac{b^{3}}{x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.21607, size = 43, normalized size = 1.26 \begin{align*} \frac{1}{5} \, a^{3} x^{5} + a^{2} b x^{3} + 3 \, a b^{2} x - \frac{b^{3}}{x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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