Optimal. Leaf size=40 \[ \frac {4 \sqrt {2+x^6}}{3}-\frac {4}{9} \left (2+x^6\right )^{3/2}+\frac {1}{15} \left (2+x^6\right )^{5/2} \]
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Rubi [A]
time = 0.01, antiderivative size = 40, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 2, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {272, 45}
\begin {gather*} \frac {1}{15} \left (x^6+2\right )^{5/2}-\frac {4}{9} \left (x^6+2\right )^{3/2}+\frac {4 \sqrt {x^6+2}}{3} \end {gather*}
Antiderivative was successfully verified.
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Rule 45
Rule 272
Rubi steps
\begin {align*} \int \frac {x^{17}}{\sqrt {2+x^6}} \, dx &=\frac {1}{6} \text {Subst}\left (\int \frac {x^2}{\sqrt {2+x}} \, dx,x,x^6\right )\\ &=\frac {1}{6} \text {Subst}\left (\int \left (\frac {4}{\sqrt {2+x}}-4 \sqrt {2+x}+(2+x)^{3/2}\right ) \, dx,x,x^6\right )\\ &=\frac {4 \sqrt {2+x^6}}{3}-\frac {4}{9} \left (2+x^6\right )^{3/2}+\frac {1}{15} \left (2+x^6\right )^{5/2}\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 25, normalized size = 0.62 \begin {gather*} \frac {1}{45} \sqrt {2+x^6} \left (32-8 x^6+3 x^{12}\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.17, size = 21, normalized size = 0.52
method | result | size |
trager | \(\sqrt {x^{6}+2}\, \left (\frac {1}{15} x^{12}-\frac {8}{45} x^{6}+\frac {32}{45}\right )\) | \(21\) |
gosper | \(\frac {\sqrt {x^{6}+2}\, \left (3 x^{12}-8 x^{6}+32\right )}{45}\) | \(22\) |
risch | \(\frac {\sqrt {x^{6}+2}\, \left (3 x^{12}-8 x^{6}+32\right )}{45}\) | \(22\) |
meijerg | \(\frac {2 \sqrt {2}\, \left (-\frac {16 \sqrt {\pi }}{15}+\frac {\sqrt {\pi }\, \left (\frac {3}{2} x^{12}-4 x^{6}+16\right ) \sqrt {1+\frac {x^{6}}{2}}}{15}\right )}{3 \sqrt {\pi }}\) | \(41\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.29, size = 28, normalized size = 0.70 \begin {gather*} \frac {1}{15} \, {\left (x^{6} + 2\right )}^{\frac {5}{2}} - \frac {4}{9} \, {\left (x^{6} + 2\right )}^{\frac {3}{2}} + \frac {4}{3} \, \sqrt {x^{6} + 2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 21, normalized size = 0.52 \begin {gather*} \frac {1}{45} \, {\left (3 \, x^{12} - 8 \, x^{6} + 32\right )} \sqrt {x^{6} + 2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.53, size = 39, normalized size = 0.98 \begin {gather*} \frac {x^{12} \sqrt {x^{6} + 2}}{15} - \frac {8 x^{6} \sqrt {x^{6} + 2}}{45} + \frac {32 \sqrt {x^{6} + 2}}{45} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.53, size = 28, normalized size = 0.70 \begin {gather*} \frac {1}{15} \, {\left (x^{6} + 2\right )}^{\frac {5}{2}} - \frac {4}{9} \, {\left (x^{6} + 2\right )}^{\frac {3}{2}} + \frac {4}{3} \, \sqrt {x^{6} + 2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.15, size = 20, normalized size = 0.50 \begin {gather*} \sqrt {x^6+2}\,\left (\frac {x^{12}}{15}-\frac {8\,x^6}{45}+\frac {32}{45}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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