Optimal. Leaf size=84 \[ \frac{c^3 (a x+1)^9}{9 a^3}-\frac{3 c^3 (a x+1)^8}{4 a^3}+\frac{13 c^3 (a x+1)^7}{7 a^3}-\frac{2 c^3 (a x+1)^6}{a^3}+\frac{4 c^3 (a x+1)^5}{5 a^3} \]
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Rubi [A] time = 0.10281, antiderivative size = 84, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 25, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.08, Rules used = {6150, 88} \[ \frac{c^3 (a x+1)^9}{9 a^3}-\frac{3 c^3 (a x+1)^8}{4 a^3}+\frac{13 c^3 (a x+1)^7}{7 a^3}-\frac{2 c^3 (a x+1)^6}{a^3}+\frac{4 c^3 (a x+1)^5}{5 a^3} \]
Antiderivative was successfully verified.
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Rule 6150
Rule 88
Rubi steps
\begin{align*} \int e^{2 \tanh ^{-1}(a x)} x^2 \left (c-a^2 c x^2\right )^3 \, dx &=c^3 \int x^2 (1-a x)^2 (1+a x)^4 \, dx\\ &=c^3 \int \left (\frac{4 (1+a x)^4}{a^2}-\frac{12 (1+a x)^5}{a^2}+\frac{13 (1+a x)^6}{a^2}-\frac{6 (1+a x)^7}{a^2}+\frac{(1+a x)^8}{a^2}\right ) \, dx\\ &=\frac{4 c^3 (1+a x)^5}{5 a^3}-\frac{2 c^3 (1+a x)^6}{a^3}+\frac{13 c^3 (1+a x)^7}{7 a^3}-\frac{3 c^3 (1+a x)^8}{4 a^3}+\frac{c^3 (1+a x)^9}{9 a^3}\\ \end{align*}
Mathematica [A] time = 0.0317254, size = 70, normalized size = 0.83 \[ c^3 \left (\frac{a^6 x^9}{9}+\frac{a^5 x^8}{4}-\frac{a^4 x^7}{7}-\frac{2 a^3 x^6}{3}-\frac{a^2 x^5}{5}+\frac{a x^4}{2}+\frac{x^3}{3}\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.026, size = 57, normalized size = 0.7 \begin{align*}{c}^{3} \left ({\frac{{x}^{9}{a}^{6}}{9}}+{\frac{{a}^{5}{x}^{8}}{4}}-{\frac{{x}^{7}{a}^{4}}{7}}-{\frac{2\,{x}^{6}{a}^{3}}{3}}-{\frac{{x}^{5}{a}^{2}}{5}}+{\frac{{x}^{4}a}{2}}+{\frac{{x}^{3}}{3}} \right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.945745, size = 99, normalized size = 1.18 \begin{align*} \frac{1}{9} \, a^{6} c^{3} x^{9} + \frac{1}{4} \, a^{5} c^{3} x^{8} - \frac{1}{7} \, a^{4} c^{3} x^{7} - \frac{2}{3} \, a^{3} c^{3} x^{6} - \frac{1}{5} \, a^{2} c^{3} x^{5} + \frac{1}{2} \, a c^{3} x^{4} + \frac{1}{3} \, c^{3} x^{3} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.61706, size = 161, normalized size = 1.92 \begin{align*} \frac{1}{9} \, a^{6} c^{3} x^{9} + \frac{1}{4} \, a^{5} c^{3} x^{8} - \frac{1}{7} \, a^{4} c^{3} x^{7} - \frac{2}{3} \, a^{3} c^{3} x^{6} - \frac{1}{5} \, a^{2} c^{3} x^{5} + \frac{1}{2} \, a c^{3} x^{4} + \frac{1}{3} \, c^{3} x^{3} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.097526, size = 78, normalized size = 0.93 \begin{align*} \frac{a^{6} c^{3} x^{9}}{9} + \frac{a^{5} c^{3} x^{8}}{4} - \frac{a^{4} c^{3} x^{7}}{7} - \frac{2 a^{3} c^{3} x^{6}}{3} - \frac{a^{2} c^{3} x^{5}}{5} + \frac{a c^{3} x^{4}}{2} + \frac{c^{3} x^{3}}{3} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.1377, size = 99, normalized size = 1.18 \begin{align*} \frac{1}{9} \, a^{6} c^{3} x^{9} + \frac{1}{4} \, a^{5} c^{3} x^{8} - \frac{1}{7} \, a^{4} c^{3} x^{7} - \frac{2}{3} \, a^{3} c^{3} x^{6} - \frac{1}{5} \, a^{2} c^{3} x^{5} + \frac{1}{2} \, a c^{3} x^{4} + \frac{1}{3} \, c^{3} x^{3} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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