Optimal. Leaf size=39 \[ -\frac {a^3}{2 x^2}+3 a^2 b x+\frac {3}{4} a b^2 x^4+\frac {b^3 x^7}{7} \]
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Rubi [A]
time = 0.01, antiderivative size = 39, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {276}
\begin {gather*} -\frac {a^3}{2 x^2}+3 a^2 b x+\frac {3}{4} a b^2 x^4+\frac {b^3 x^7}{7} \end {gather*}
Antiderivative was successfully verified.
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Rule 276
Rubi steps
\begin {align*} \int \frac {\left (a+b x^3\right )^3}{x^3} \, dx &=\int \left (3 a^2 b+\frac {a^3}{x^3}+3 a b^2 x^3+b^3 x^6\right ) \, dx\\ &=-\frac {a^3}{2 x^2}+3 a^2 b x+\frac {3}{4} a b^2 x^4+\frac {b^3 x^7}{7}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 39, normalized size = 1.00 \begin {gather*} -\frac {a^3}{2 x^2}+3 a^2 b x+\frac {3}{4} a b^2 x^4+\frac {b^3 x^7}{7} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.12, size = 34, normalized size = 0.87
method | result | size |
default | \(-\frac {a^{3}}{2 x^{2}}+3 a^{2} b x +\frac {3 a \,b^{2} x^{4}}{4}+\frac {b^{3} x^{7}}{7}\) | \(34\) |
risch | \(-\frac {a^{3}}{2 x^{2}}+3 a^{2} b x +\frac {3 a \,b^{2} x^{4}}{4}+\frac {b^{3} x^{7}}{7}\) | \(34\) |
norman | \(\frac {\frac {1}{7} b^{3} x^{9}+\frac {3}{4} a \,b^{2} x^{6}+3 a^{2} b \,x^{3}-\frac {1}{2} a^{3}}{x^{2}}\) | \(37\) |
gosper | \(-\frac {-4 b^{3} x^{9}-21 a \,b^{2} x^{6}-84 a^{2} b \,x^{3}+14 a^{3}}{28 x^{2}}\) | \(38\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.30, size = 33, normalized size = 0.85 \begin {gather*} \frac {1}{7} \, b^{3} x^{7} + \frac {3}{4} \, a b^{2} x^{4} + 3 \, a^{2} b x - \frac {a^{3}}{2 \, x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.35, size = 37, normalized size = 0.95 \begin {gather*} \frac {4 \, b^{3} x^{9} + 21 \, a b^{2} x^{6} + 84 \, a^{2} b x^{3} - 14 \, a^{3}}{28 \, x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.03, size = 36, normalized size = 0.92 \begin {gather*} - \frac {a^{3}}{2 x^{2}} + 3 a^{2} b x + \frac {3 a b^{2} x^{4}}{4} + \frac {b^{3} x^{7}}{7} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.34, size = 33, normalized size = 0.85 \begin {gather*} \frac {1}{7} \, b^{3} x^{7} + \frac {3}{4} \, a b^{2} x^{4} + 3 \, a^{2} b x - \frac {a^{3}}{2 \, x^{2}} \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*} \frac {b^3\,x^7}{7}-\frac {a^3}{2\,x^2}+\frac {3\,a\,b^2\,x^4}{4}+3\,a^2\,b\,x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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