Optimal. Leaf size=39 \[ 3 a^2 b x-\frac{a^3}{3 x^3}+\frac{3}{5} a b^2 x^5+\frac{b^3 x^9}{9} \]
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Rubi [A] time = 0.0139555, antiderivative size = 39, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.077, Rules used = {270} \[ 3 a^2 b x-\frac{a^3}{3 x^3}+\frac{3}{5} a b^2 x^5+\frac{b^3 x^9}{9} \]
Antiderivative was successfully verified.
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Rule 270
Rubi steps
\begin{align*} \int \frac{\left (a+b x^4\right )^3}{x^4} \, dx &=\int \left (3 a^2 b+\frac{a^3}{x^4}+3 a b^2 x^4+b^3 x^8\right ) \, dx\\ &=-\frac{a^3}{3 x^3}+3 a^2 b x+\frac{3}{5} a b^2 x^5+\frac{b^3 x^9}{9}\\ \end{align*}
Mathematica [A] time = 0.003504, size = 39, normalized size = 1. \[ 3 a^2 b x-\frac{a^3}{3 x^3}+\frac{3}{5} a b^2 x^5+\frac{b^3 x^9}{9} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.003, size = 34, normalized size = 0.9 \begin{align*} -{\frac{{a}^{3}}{3\,{x}^{3}}}+3\,{a}^{2}bx+{\frac{3\,{x}^{5}a{b}^{2}}{5}}+{\frac{{b}^{3}{x}^{9}}{9}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.969767, size = 45, normalized size = 1.15 \begin{align*} \frac{1}{9} \, b^{3} x^{9} + \frac{3}{5} \, a b^{2} x^{5} + 3 \, a^{2} b x - \frac{a^{3}}{3 \, x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.4271, size = 85, normalized size = 2.18 \begin{align*} \frac{5 \, b^{3} x^{12} + 27 \, a b^{2} x^{8} + 135 \, a^{2} b x^{4} - 15 \, a^{3}}{45 \, x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.354084, size = 36, normalized size = 0.92 \begin{align*} - \frac{a^{3}}{3 x^{3}} + 3 a^{2} b x + \frac{3 a b^{2} x^{5}}{5} + \frac{b^{3} x^{9}}{9} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.09886, size = 45, normalized size = 1.15 \begin{align*} \frac{1}{9} \, b^{3} x^{9} + \frac{3}{5} \, a b^{2} x^{5} + 3 \, a^{2} b x - \frac{a^{3}}{3 \, x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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