Optimal. Leaf size=73 \[ \frac{a x^{13}}{13}+\frac{2 a x^{10}}{5}+\frac{6 a x^7}{7}+a x^4+a x+\frac{b x^{14}}{14}+\frac{4 b x^{11}}{11}+\frac{3 b x^8}{4}+\frac{4 b x^5}{5}+\frac{b x^2}{2} \]
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Rubi [A] time = 0.0529385, antiderivative size = 73, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.048, Rules used = {771} \[ \frac{a x^{13}}{13}+\frac{2 a x^{10}}{5}+\frac{6 a x^7}{7}+a x^4+a x+\frac{b x^{14}}{14}+\frac{4 b x^{11}}{11}+\frac{3 b x^8}{4}+\frac{4 b x^5}{5}+\frac{b x^2}{2} \]
Antiderivative was successfully verified.
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Rule 771
Rubi steps
\begin{align*} \int (1+x)^4 (a+b x) \left (1-x+x^2\right )^4 \, dx &=\int \left (a+b x+4 a x^3+4 b x^4+6 a x^6+6 b x^7+4 a x^9+4 b x^{10}+a x^{12}+b x^{13}\right ) \, dx\\ &=a x+\frac{b x^2}{2}+a x^4+\frac{4 b x^5}{5}+\frac{6 a x^7}{7}+\frac{3 b x^8}{4}+\frac{2 a x^{10}}{5}+\frac{4 b x^{11}}{11}+\frac{a x^{13}}{13}+\frac{b x^{14}}{14}\\ \end{align*}
Mathematica [A] time = 0.0025908, size = 73, normalized size = 1. \[ \frac{a x^{13}}{13}+\frac{2 a x^{10}}{5}+\frac{6 a x^7}{7}+a x^4+a x+\frac{b x^{14}}{14}+\frac{4 b x^{11}}{11}+\frac{3 b x^8}{4}+\frac{4 b x^5}{5}+\frac{b x^2}{2} \]
Antiderivative was successfully verified.
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Maple [A] time = 0., size = 58, normalized size = 0.8 \begin{align*} ax+{\frac{b{x}^{2}}{2}}+a{x}^{4}+{\frac{4\,b{x}^{5}}{5}}+{\frac{6\,a{x}^{7}}{7}}+{\frac{3\,b{x}^{8}}{4}}+{\frac{2\,a{x}^{10}}{5}}+{\frac{4\,b{x}^{11}}{11}}+{\frac{a{x}^{13}}{13}}+{\frac{b{x}^{14}}{14}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.973341, size = 77, normalized size = 1.05 \begin{align*} \frac{1}{14} \, b x^{14} + \frac{1}{13} \, a x^{13} + \frac{4}{11} \, b x^{11} + \frac{2}{5} \, a x^{10} + \frac{3}{4} \, b x^{8} + \frac{6}{7} \, a x^{7} + \frac{4}{5} \, b x^{5} + a x^{4} + \frac{1}{2} \, b x^{2} + a x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.13461, size = 157, normalized size = 2.15 \begin{align*} \frac{1}{14} x^{14} b + \frac{1}{13} x^{13} a + \frac{4}{11} x^{11} b + \frac{2}{5} x^{10} a + \frac{3}{4} x^{8} b + \frac{6}{7} x^{7} a + \frac{4}{5} x^{5} b + x^{4} a + \frac{1}{2} x^{2} b + x a \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.074587, size = 70, normalized size = 0.96 \begin{align*} \frac{a x^{13}}{13} + \frac{2 a x^{10}}{5} + \frac{6 a x^{7}}{7} + a x^{4} + a x + \frac{b x^{14}}{14} + \frac{4 b x^{11}}{11} + \frac{3 b x^{8}}{4} + \frac{4 b x^{5}}{5} + \frac{b x^{2}}{2} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.13004, size = 77, normalized size = 1.05 \begin{align*} \frac{1}{14} \, b x^{14} + \frac{1}{13} \, a x^{13} + \frac{4}{11} \, b x^{11} + \frac{2}{5} \, a x^{10} + \frac{3}{4} \, b x^{8} + \frac{6}{7} \, a x^{7} + \frac{4}{5} \, b x^{5} + a x^{4} + \frac{1}{2} \, b x^{2} + a x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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