Optimal. Leaf size=30 \[ -\frac{c^4}{3 a^4 x^3}+\frac{2 c^4}{a^2 x}+c^4 x \]
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Rubi [A] time = 0.126472, antiderivative size = 30, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 5, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.227, Rules used = {6167, 6131, 6129, 73, 270} \[ -\frac{c^4}{3 a^4 x^3}+\frac{2 c^4}{a^2 x}+c^4 x \]
Antiderivative was successfully verified.
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Rule 6167
Rule 6131
Rule 6129
Rule 73
Rule 270
Rubi steps
\begin{align*} \int e^{4 \coth ^{-1}(a x)} \left (c-\frac{c}{a x}\right )^4 \, dx &=\int e^{4 \tanh ^{-1}(a x)} \left (c-\frac{c}{a x}\right )^4 \, dx\\ &=\frac{c^4 \int \frac{e^{4 \tanh ^{-1}(a x)} (1-a x)^4}{x^4} \, dx}{a^4}\\ &=\frac{c^4 \int \frac{(1-a x)^2 (1+a x)^2}{x^4} \, dx}{a^4}\\ &=\frac{c^4 \int \frac{\left (1-a^2 x^2\right )^2}{x^4} \, dx}{a^4}\\ &=\frac{c^4 \int \left (a^4+\frac{1}{x^4}-\frac{2 a^2}{x^2}\right ) \, dx}{a^4}\\ &=-\frac{c^4}{3 a^4 x^3}+\frac{2 c^4}{a^2 x}+c^4 x\\ \end{align*}
Mathematica [A] time = 0.180698, size = 30, normalized size = 1. \[ -\frac{c^4}{3 a^4 x^3}+\frac{2 c^4}{a^2 x}+c^4 x \]
Antiderivative was successfully verified.
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Maple [A] time = 0.043, size = 27, normalized size = 0.9 \begin{align*}{\frac{{c}^{4}}{{a}^{4}} \left ( x{a}^{4}+2\,{\frac{{a}^{2}}{x}}-{\frac{1}{3\,{x}^{3}}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.00567, size = 42, normalized size = 1.4 \begin{align*} c^{4} x + \frac{6 \, a^{2} c^{4} x^{2} - c^{4}}{3 \, a^{4} x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.54152, size = 72, normalized size = 2.4 \begin{align*} \frac{3 \, a^{4} c^{4} x^{4} + 6 \, a^{2} c^{4} x^{2} - c^{4}}{3 \, a^{4} x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.327616, size = 31, normalized size = 1.03 \begin{align*} \frac{a^{4} c^{4} x + \frac{6 a^{2} c^{4} x^{2} - c^{4}}{3 x^{3}}}{a^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.13582, size = 80, normalized size = 2.67 \begin{align*} \frac{{\left (a x - 1\right )} c^{4}}{a} - \frac{5 \, c^{4} + \frac{9 \, c^{4}}{a x - 1} + \frac{3 \, c^{4}}{{\left (a x - 1\right )}^{2}}}{3 \, a{\left (\frac{1}{a x - 1} + 1\right )}^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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