Optimal. Leaf size=39 \[ \frac {3}{4} a^2 b x^4+\frac {3}{8} a b^2 x^8+\frac {b^3 x^{12}}{12}+a^3 \log (x) \]
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Rubi [A]
time = 0.01, antiderivative size = 39, 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*} a^3 \log (x)+\frac {3}{4} a^2 b x^4+\frac {3}{8} a b^2 x^8+\frac {b^3 x^{12}}{12} \end {gather*}
Antiderivative was successfully verified.
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Rule 45
Rule 272
Rubi steps
\begin {align*} \int \frac {\left (a+b x^4\right )^3}{x} \, dx &=\frac {1}{4} \text {Subst}\left (\int \frac {(a+b x)^3}{x} \, dx,x,x^4\right )\\ &=\frac {1}{4} \text {Subst}\left (\int \left (3 a^2 b+\frac {a^3}{x}+3 a b^2 x+b^3 x^2\right ) \, dx,x,x^4\right )\\ &=\frac {3}{4} a^2 b x^4+\frac {3}{8} a b^2 x^8+\frac {b^3 x^{12}}{12}+a^3 \log (x)\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 39, normalized size = 1.00 \begin {gather*} \frac {3}{4} a^2 b x^4+\frac {3}{8} a b^2 x^8+\frac {b^3 x^{12}}{12}+a^3 \log (x) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.13, size = 34, normalized size = 0.87
method | result | size |
default | \(\frac {3 a^{2} b \,x^{4}}{4}+\frac {3 a \,b^{2} x^{8}}{8}+\frac {b^{3} x^{12}}{12}+a^{3} \ln \left (x \right )\) | \(34\) |
norman | \(\frac {3 a^{2} b \,x^{4}}{4}+\frac {3 a \,b^{2} x^{8}}{8}+\frac {b^{3} x^{12}}{12}+a^{3} \ln \left (x \right )\) | \(34\) |
risch | \(\frac {3 a^{2} b \,x^{4}}{4}+\frac {3 a \,b^{2} x^{8}}{8}+\frac {b^{3} x^{12}}{12}+a^{3} \ln \left (x \right )\) | \(34\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.30, size = 36, normalized size = 0.92 \begin {gather*} \frac {1}{12} \, b^{3} x^{12} + \frac {3}{8} \, a b^{2} x^{8} + \frac {3}{4} \, a^{2} b x^{4} + \frac {1}{4} \, a^{3} \log \left (x^{4}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.36, size = 33, normalized size = 0.85 \begin {gather*} \frac {1}{12} \, b^{3} x^{12} + \frac {3}{8} \, a b^{2} x^{8} + \frac {3}{4} \, a^{2} b x^{4} + a^{3} \log \left (x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.03, size = 37, normalized size = 0.95 \begin {gather*} a^{3} \log {\left (x \right )} + \frac {3 a^{2} b x^{4}}{4} + \frac {3 a b^{2} x^{8}}{8} + \frac {b^{3} x^{12}}{12} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.60, size = 36, normalized size = 0.92 \begin {gather*} \frac {1}{12} \, b^{3} x^{12} + \frac {3}{8} \, a b^{2} x^{8} + \frac {3}{4} \, a^{2} b x^{4} + \frac {1}{4} \, a^{3} \log \left (x^{4}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.04, size = 33, normalized size = 0.85 \begin {gather*} a^3\,\ln \left (x\right )+\frac {b^3\,x^{12}}{12}+\frac {3\,a^2\,b\,x^4}{4}+\frac {3\,a\,b^2\,x^8}{8} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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