Optimal. Leaf size=36 \[ -\frac {a \sqrt [3]{a+b x^3}}{b^2}+\frac {\left (a+b x^3\right )^{4/3}}{4 b^2} \]
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Rubi [A]
time = 0.02, antiderivative size = 36, normalized size of antiderivative = 1.00, 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 = {272, 45}
\begin {gather*} \frac {\left (a+b x^3\right )^{4/3}}{4 b^2}-\frac {a \sqrt [3]{a+b x^3}}{b^2} \end {gather*}
Antiderivative was successfully verified.
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Rule 45
Rule 272
Rubi steps
\begin {align*} \int \frac {x^5}{\left (a+b x^3\right )^{2/3}} \, dx &=\frac {1}{3} \text {Subst}\left (\int \frac {x}{(a+b x)^{2/3}} \, dx,x,x^3\right )\\ &=\frac {1}{3} \text {Subst}\left (\int \left (-\frac {a}{b (a+b x)^{2/3}}+\frac {\sqrt [3]{a+b x}}{b}\right ) \, dx,x,x^3\right )\\ &=-\frac {a \sqrt [3]{a+b x^3}}{b^2}+\frac {\left (a+b x^3\right )^{4/3}}{4 b^2}\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 27, normalized size = 0.75 \begin {gather*} \frac {\left (-3 a+b x^3\right ) \sqrt [3]{a+b x^3}}{4 b^2} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.14, size = 25, normalized size = 0.69
method | result | size |
gosper | \(-\frac {\left (b \,x^{3}+a \right )^{\frac {1}{3}} \left (-b \,x^{3}+3 a \right )}{4 b^{2}}\) | \(25\) |
trager | \(-\frac {\left (b \,x^{3}+a \right )^{\frac {1}{3}} \left (-b \,x^{3}+3 a \right )}{4 b^{2}}\) | \(25\) |
risch | \(-\frac {\left (b \,x^{3}+a \right )^{\frac {1}{3}} \left (-b \,x^{3}+3 a \right )}{4 b^{2}}\) | \(25\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.30, size = 30, normalized size = 0.83 \begin {gather*} \frac {{\left (b x^{3} + a\right )}^{\frac {4}{3}}}{4 \, b^{2}} - \frac {{\left (b x^{3} + a\right )}^{\frac {1}{3}} a}{b^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.35, size = 23, normalized size = 0.64 \begin {gather*} \frac {{\left (b x^{3} + a\right )}^{\frac {1}{3}} {\left (b x^{3} - 3 \, a\right )}}{4 \, b^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.26, size = 44, normalized size = 1.22 \begin {gather*} \begin {cases} - \frac {3 a \sqrt [3]{a + b x^{3}}}{4 b^{2}} + \frac {x^{3} \sqrt [3]{a + b x^{3}}}{4 b} & \text {for}\: b \neq 0 \\\frac {x^{6}}{6 a^{\frac {2}{3}}} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 2.51, size = 30, normalized size = 0.83 \begin {gather*} \frac {{\left (b x^{3} + a\right )}^{\frac {4}{3}}}{4 \, b^{2}} - \frac {{\left (b x^{3} + a\right )}^{\frac {1}{3}} a}{b^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.07, size = 24, normalized size = 0.67 \begin {gather*} -\frac {{\left (b\,x^3+a\right )}^{1/3}\,\left (3\,a-b\,x^3\right )}{4\,b^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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