Optimal. Leaf size=25 \[ a^2 x+\frac{2}{3} a b x^3+\frac{b^2 x^5}{5} \]
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Rubi [A] time = 0.011589, antiderivative size = 25, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.133, Rules used = {1584, 194} \[ a^2 x+\frac{2}{3} a b x^3+\frac{b^2 x^5}{5} \]
Antiderivative was successfully verified.
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Rule 1584
Rule 194
Rubi steps
\begin{align*} \int \frac{\left (a x+b x^3\right )^2}{x^2} \, dx &=\int \left (a+b x^2\right )^2 \, dx\\ &=\int \left (a^2+2 a b x^2+b^2 x^4\right ) \, dx\\ &=a^2 x+\frac{2}{3} a b x^3+\frac{b^2 x^5}{5}\\ \end{align*}
Mathematica [A] time = 0.0009442, size = 25, normalized size = 1. \[ a^2 x+\frac{2}{3} a b x^3+\frac{b^2 x^5}{5} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.002, size = 22, normalized size = 0.9 \begin{align*}{a}^{2}x+{\frac{2\,ab{x}^{3}}{3}}+{\frac{{b}^{2}{x}^{5}}{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.995564, size = 28, normalized size = 1.12 \begin{align*} \frac{1}{5} \, b^{2} x^{5} + \frac{2}{3} \, a b x^{3} + a^{2} x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.31853, size = 47, normalized size = 1.88 \begin{align*} \frac{1}{5} \, b^{2} x^{5} + \frac{2}{3} \, a b x^{3} + a^{2} x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.059626, size = 22, normalized size = 0.88 \begin{align*} a^{2} x + \frac{2 a b x^{3}}{3} + \frac{b^{2} x^{5}}{5} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.22034, size = 28, normalized size = 1.12 \begin{align*} \frac{1}{5} \, b^{2} x^{5} + \frac{2}{3} \, a b x^{3} + a^{2} x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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