Optimal. Leaf size=65 \[ \frac{\left (1-a^2 x^2\right )^{5/2}}{35 a c^3 (1-a x)^5}+\frac{\left (1-a^2 x^2\right )^{5/2}}{7 a c^3 (1-a x)^6} \]
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Rubi [A] time = 0.0514531, antiderivative size = 65, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 18, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.167, Rules used = {6127, 659, 651} \[ \frac{\left (1-a^2 x^2\right )^{5/2}}{35 a c^3 (1-a x)^5}+\frac{\left (1-a^2 x^2\right )^{5/2}}{7 a c^3 (1-a x)^6} \]
Antiderivative was successfully verified.
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Rule 6127
Rule 659
Rule 651
Rubi steps
\begin{align*} \int \frac{e^{3 \tanh ^{-1}(a x)}}{(c-a c x)^3} \, dx &=c^3 \int \frac{\left (1-a^2 x^2\right )^{3/2}}{(c-a c x)^6} \, dx\\ &=\frac{\left (1-a^2 x^2\right )^{5/2}}{7 a c^3 (1-a x)^6}+\frac{1}{7} c^2 \int \frac{\left (1-a^2 x^2\right )^{3/2}}{(c-a c x)^5} \, dx\\ &=\frac{\left (1-a^2 x^2\right )^{5/2}}{7 a c^3 (1-a x)^6}+\frac{\left (1-a^2 x^2\right )^{5/2}}{35 a c^3 (1-a x)^5}\\ \end{align*}
Mathematica [A] time = 0.0183458, size = 34, normalized size = 0.52 \[ -\frac{(a x-6) (a x+1)^{5/2}}{35 a c^3 (1-a x)^{7/2}} \]
Warning: Unable to verify antiderivative.
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Maple [A] time = 0.033, size = 40, normalized size = 0.6 \begin{align*} -{\frac{ \left ( ax-6 \right ) \left ( ax+1 \right ) ^{4}}{35\,{c}^{3} \left ( ax-1 \right ) ^{2}a} \left ( -{a}^{2}{x}^{2}+1 \right ) ^{-{\frac{3}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 0.994151, size = 292, normalized size = 4.49 \begin{align*} -\frac{8}{7 \,{\left (\sqrt{-a^{2} x^{2} + 1} a^{4} c^{3} x^{3} - 3 \, \sqrt{-a^{2} x^{2} + 1} a^{3} c^{3} x^{2} + 3 \, \sqrt{-a^{2} x^{2} + 1} a^{2} c^{3} x - \sqrt{-a^{2} x^{2} + 1} a c^{3}\right )}} - \frac{52}{35 \,{\left (\sqrt{-a^{2} x^{2} + 1} a^{3} c^{3} x^{2} - 2 \, \sqrt{-a^{2} x^{2} + 1} a^{2} c^{3} x + \sqrt{-a^{2} x^{2} + 1} a c^{3}\right )}} - \frac{18}{35 \,{\left (\sqrt{-a^{2} x^{2} + 1} a^{2} c^{3} x - \sqrt{-a^{2} x^{2} + 1} a c^{3}\right )}} + \frac{x}{35 \, \sqrt{-a^{2} x^{2} + 1} c^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.81045, size = 244, normalized size = 3.75 \begin{align*} \frac{6 \, a^{4} x^{4} - 24 \, a^{3} x^{3} + 36 \, a^{2} x^{2} - 24 \, a x -{\left (a^{3} x^{3} - 4 \, a^{2} x^{2} - 11 \, a x - 6\right )} \sqrt{-a^{2} x^{2} + 1} + 6}{35 \,{\left (a^{5} c^{3} x^{4} - 4 \, a^{4} c^{3} x^{3} + 6 \, a^{3} c^{3} x^{2} - 4 \, a^{2} c^{3} x + a c^{3}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} - \frac{\int \frac{3 a x}{- a^{5} x^{5} \sqrt{- a^{2} x^{2} + 1} + 3 a^{4} x^{4} \sqrt{- a^{2} x^{2} + 1} - 2 a^{3} x^{3} \sqrt{- a^{2} x^{2} + 1} - 2 a^{2} x^{2} \sqrt{- a^{2} x^{2} + 1} + 3 a x \sqrt{- a^{2} x^{2} + 1} - \sqrt{- a^{2} x^{2} + 1}}\, dx + \int \frac{3 a^{2} x^{2}}{- a^{5} x^{5} \sqrt{- a^{2} x^{2} + 1} + 3 a^{4} x^{4} \sqrt{- a^{2} x^{2} + 1} - 2 a^{3} x^{3} \sqrt{- a^{2} x^{2} + 1} - 2 a^{2} x^{2} \sqrt{- a^{2} x^{2} + 1} + 3 a x \sqrt{- a^{2} x^{2} + 1} - \sqrt{- a^{2} x^{2} + 1}}\, dx + \int \frac{a^{3} x^{3}}{- a^{5} x^{5} \sqrt{- a^{2} x^{2} + 1} + 3 a^{4} x^{4} \sqrt{- a^{2} x^{2} + 1} - 2 a^{3} x^{3} \sqrt{- a^{2} x^{2} + 1} - 2 a^{2} x^{2} \sqrt{- a^{2} x^{2} + 1} + 3 a x \sqrt{- a^{2} x^{2} + 1} - \sqrt{- a^{2} x^{2} + 1}}\, dx + \int \frac{1}{- a^{5} x^{5} \sqrt{- a^{2} x^{2} + 1} + 3 a^{4} x^{4} \sqrt{- a^{2} x^{2} + 1} - 2 a^{3} x^{3} \sqrt{- a^{2} x^{2} + 1} - 2 a^{2} x^{2} \sqrt{- a^{2} x^{2} + 1} + 3 a x \sqrt{- a^{2} x^{2} + 1} - \sqrt{- a^{2} x^{2} + 1}}\, dx}{c^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.27725, size = 269, normalized size = 4.14 \begin{align*} -\frac{2 \,{\left (\frac{7 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}}{a^{2} x} - \frac{91 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{2}}{a^{4} x^{2}} + \frac{70 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{3}}{a^{6} x^{3}} - \frac{140 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{4}}{a^{8} x^{4}} + \frac{35 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{5}}{a^{10} x^{5}} - \frac{35 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{6}}{a^{12} x^{6}} - 6\right )}}{35 \, c^{3}{\left (\frac{\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a}{a^{2} x} - 1\right )}^{7}{\left | a \right |}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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