Optimal. Leaf size=52 \[ \frac{2 x^2 \sqrt{a x^2+b x^5}}{9 b}-\frac{4 a \sqrt{a x^2+b x^5}}{9 b^2 x} \]
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Rubi [A] time = 0.0649265, antiderivative size = 52, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.105, Rules used = {2016, 1588} \[ \frac{2 x^2 \sqrt{a x^2+b x^5}}{9 b}-\frac{4 a \sqrt{a x^2+b x^5}}{9 b^2 x} \]
Antiderivative was successfully verified.
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Rule 2016
Rule 1588
Rubi steps
\begin{align*} \int \frac{x^6}{\sqrt{a x^2+b x^5}} \, dx &=\frac{2 x^2 \sqrt{a x^2+b x^5}}{9 b}-\frac{(2 a) \int \frac{x^3}{\sqrt{a x^2+b x^5}} \, dx}{3 b}\\ &=-\frac{4 a \sqrt{a x^2+b x^5}}{9 b^2 x}+\frac{2 x^2 \sqrt{a x^2+b x^5}}{9 b}\\ \end{align*}
Mathematica [A] time = 0.0171806, size = 34, normalized size = 0.65 \[ \frac{2 \left (b x^3-2 a\right ) \sqrt{x^2 \left (a+b x^3\right )}}{9 b^2 x} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.005, size = 37, normalized size = 0.7 \begin{align*} -{\frac{ \left ( 2\,b{x}^{3}+2\,a \right ) \left ( -b{x}^{3}+2\,a \right ) x}{9\,{b}^{2}}{\frac{1}{\sqrt{b{x}^{5}+a{x}^{2}}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.15932, size = 46, normalized size = 0.88 \begin{align*} \frac{2 \,{\left (b^{2} x^{6} - a b x^{3} - 2 \, a^{2}\right )}}{9 \, \sqrt{b x^{3} + a} b^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 0.809841, size = 63, normalized size = 1.21 \begin{align*} \frac{2 \, \sqrt{b x^{5} + a x^{2}}{\left (b x^{3} - 2 \, a\right )}}{9 \, b^{2} x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{6}}{\sqrt{x^{2} \left (a + b x^{3}\right )}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{x^{6}}{\sqrt{b x^{5} + a x^{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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