Optimal. Leaf size=38 \[ -\frac {2 a \left (a+b x^3\right )^{3/2}}{9 b^2}+\frac {2 \left (a+b x^3\right )^{5/2}}{15 b^2} \]
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Rubi [A]
time = 0.02, antiderivative size = 38, 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 {2 \left (a+b x^3\right )^{5/2}}{15 b^2}-\frac {2 a \left (a+b x^3\right )^{3/2}}{9 b^2} \end {gather*}
Antiderivative was successfully verified.
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Rule 45
Rule 272
Rubi steps
\begin {align*} \int x^5 \sqrt {a+b x^3} \, dx &=\frac {1}{3} \text {Subst}\left (\int x \sqrt {a+b x} \, dx,x,x^3\right )\\ &=\frac {1}{3} \text {Subst}\left (\int \left (-\frac {a \sqrt {a+b x}}{b}+\frac {(a+b x)^{3/2}}{b}\right ) \, dx,x,x^3\right )\\ &=-\frac {2 a \left (a+b x^3\right )^{3/2}}{9 b^2}+\frac {2 \left (a+b x^3\right )^{5/2}}{15 b^2}\\ \end {align*}
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Mathematica [A]
time = 0.03, size = 38, normalized size = 1.00 \begin {gather*} \frac {2 \sqrt {a+b x^3} \left (-2 a^2+a b x^3+3 b^2 x^6\right )}{45 b^2} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.13, size = 51, normalized size = 1.34
method | result | size |
gosper | \(-\frac {2 \left (b \,x^{3}+a \right )^{\frac {3}{2}} \left (-3 b \,x^{3}+2 a \right )}{45 b^{2}}\) | \(25\) |
trager | \(-\frac {2 \left (-3 b^{2} x^{6}-a b \,x^{3}+2 a^{2}\right ) \sqrt {b \,x^{3}+a}}{45 b^{2}}\) | \(36\) |
risch | \(-\frac {2 \left (-3 b^{2} x^{6}-a b \,x^{3}+2 a^{2}\right ) \sqrt {b \,x^{3}+a}}{45 b^{2}}\) | \(36\) |
default | \(\frac {2 x^{6} \sqrt {b \,x^{3}+a}}{15}+\frac {2 a \,x^{3} \sqrt {b \,x^{3}+a}}{45 b}-\frac {4 a^{2} \sqrt {b \,x^{3}+a}}{45 b^{2}}\) | \(51\) |
elliptic | \(\frac {2 x^{6} \sqrt {b \,x^{3}+a}}{15}+\frac {2 a \,x^{3} \sqrt {b \,x^{3}+a}}{45 b}-\frac {4 a^{2} \sqrt {b \,x^{3}+a}}{45 b^{2}}\) | \(51\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.29, size = 30, normalized size = 0.79 \begin {gather*} \frac {2 \, {\left (b x^{3} + a\right )}^{\frac {5}{2}}}{15 \, b^{2}} - \frac {2 \, {\left (b x^{3} + a\right )}^{\frac {3}{2}} a}{9 \, b^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 34, normalized size = 0.89 \begin {gather*} \frac {2 \, {\left (3 \, b^{2} x^{6} + a b x^{3} - 2 \, a^{2}\right )} \sqrt {b x^{3} + a}}{45 \, b^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.13, size = 66, normalized size = 1.74 \begin {gather*} \begin {cases} - \frac {4 a^{2} \sqrt {a + b x^{3}}}{45 b^{2}} + \frac {2 a x^{3} \sqrt {a + b x^{3}}}{45 b} + \frac {2 x^{6} \sqrt {a + b x^{3}}}{15} & \text {for}\: b \neq 0 \\\frac {\sqrt {a} x^{6}}{6} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.15, size = 29, normalized size = 0.76 \begin {gather*} \frac {2 \, {\left (3 \, {\left (b x^{3} + a\right )}^{\frac {5}{2}} - 5 \, {\left (b x^{3} + a\right )}^{\frac {3}{2}} a\right )}}{45 \, b^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.09, size = 29, normalized size = 0.76 \begin {gather*} -\frac {10\,a\,{\left (b\,x^3+a\right )}^{3/2}-6\,{\left (b\,x^3+a\right )}^{5/2}}{45\,b^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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