Optimal. Leaf size=30 \[ \frac {a^2 x^4}{4}+\frac {2}{5} a b x^5+\frac {b^2 x^6}{6} \]
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Rubi [A] time = 0.01, antiderivative size = 30, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {43} \begin {gather*} \frac {a^2 x^4}{4}+\frac {2}{5} a b x^5+\frac {b^2 x^6}{6} \end {gather*}
Antiderivative was successfully verified.
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Rule 43
Rubi steps
\begin {align*} \int x^3 (a+b x)^2 \, dx &=\int \left (a^2 x^3+2 a b x^4+b^2 x^5\right ) \, dx\\ &=\frac {a^2 x^4}{4}+\frac {2}{5} a b x^5+\frac {b^2 x^6}{6}\\ \end {align*}
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Mathematica [A] time = 0.00, size = 30, normalized size = 1.00 \begin {gather*} \frac {a^2 x^4}{4}+\frac {2}{5} a b x^5+\frac {b^2 x^6}{6} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int x^3 (a+b x)^2 \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [A] time = 0.75, size = 24, normalized size = 0.80 \begin {gather*} \frac {1}{6} x^{6} b^{2} + \frac {2}{5} x^{5} b a + \frac {1}{4} x^{4} a^{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 1.61, size = 24, normalized size = 0.80 \begin {gather*} \frac {1}{6} \, b^{2} x^{6} + \frac {2}{5} \, a b x^{5} + \frac {1}{4} \, a^{2} x^{4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 25, normalized size = 0.83 \begin {gather*} \frac {1}{6} b^{2} x^{6}+\frac {2}{5} a b \,x^{5}+\frac {1}{4} a^{2} x^{4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.20, size = 24, normalized size = 0.80 \begin {gather*} \frac {1}{6} \, b^{2} x^{6} + \frac {2}{5} \, a b x^{5} + \frac {1}{4} \, a^{2} x^{4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.08, size = 24, normalized size = 0.80 \begin {gather*} \frac {a^2\,x^4}{4}+\frac {2\,a\,b\,x^5}{5}+\frac {b^2\,x^6}{6} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.07, size = 26, normalized size = 0.87 \begin {gather*} \frac {a^{2} x^{4}}{4} + \frac {2 a b x^{5}}{5} + \frac {b^{2} x^{6}}{6} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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