Optimal. Leaf size=157 \[ -\frac{3 c^3 \left (1-a^2 x^2\right )^{5/2}}{4 a^5 x^4}+\frac{c^3 \left (1-a^2 x^2\right )^{5/2}}{5 a^6 x^5}+\frac{c^3 (8-a x) \left (1-a^2 x^2\right )^{3/2}}{8 a^4 x^3}-\frac{3 c^3 (a x+8) \sqrt{1-a^2 x^2}}{8 a^2 x}+\frac{3 c^3 \tanh ^{-1}\left (\sqrt{1-a^2 x^2}\right )}{8 a}-\frac{3 c^3 \sin ^{-1}(a x)}{a} \]
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Rubi [A] time = 0.321341, antiderivative size = 157, normalized size of antiderivative = 1., number of steps used = 11, number of rules used = 10, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.454, Rules used = {6157, 6149, 1807, 811, 813, 844, 216, 266, 63, 208} \[ -\frac{3 c^3 \left (1-a^2 x^2\right )^{5/2}}{4 a^5 x^4}+\frac{c^3 \left (1-a^2 x^2\right )^{5/2}}{5 a^6 x^5}+\frac{c^3 (8-a x) \left (1-a^2 x^2\right )^{3/2}}{8 a^4 x^3}-\frac{3 c^3 (a x+8) \sqrt{1-a^2 x^2}}{8 a^2 x}+\frac{3 c^3 \tanh ^{-1}\left (\sqrt{1-a^2 x^2}\right )}{8 a}-\frac{3 c^3 \sin ^{-1}(a x)}{a} \]
Antiderivative was successfully verified.
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Rule 6157
Rule 6149
Rule 1807
Rule 811
Rule 813
Rule 844
Rule 216
Rule 266
Rule 63
Rule 208
Rubi steps
\begin{align*} \int e^{-3 \tanh ^{-1}(a x)} \left (c-\frac{c}{a^2 x^2}\right )^3 \, dx &=-\frac{c^3 \int \frac{e^{-3 \tanh ^{-1}(a x)} \left (1-a^2 x^2\right )^3}{x^6} \, dx}{a^6}\\ &=-\frac{c^3 \int \frac{(1-a x)^3 \left (1-a^2 x^2\right )^{3/2}}{x^6} \, dx}{a^6}\\ &=\frac{c^3 \left (1-a^2 x^2\right )^{5/2}}{5 a^6 x^5}+\frac{c^3 \int \frac{\left (1-a^2 x^2\right )^{3/2} \left (15 a-15 a^2 x+5 a^3 x^2\right )}{x^5} \, dx}{5 a^6}\\ &=\frac{c^3 \left (1-a^2 x^2\right )^{5/2}}{5 a^6 x^5}-\frac{3 c^3 \left (1-a^2 x^2\right )^{5/2}}{4 a^5 x^4}-\frac{c^3 \int \frac{\left (60 a^2-5 a^3 x\right ) \left (1-a^2 x^2\right )^{3/2}}{x^4} \, dx}{20 a^6}\\ &=\frac{c^3 (8-a x) \left (1-a^2 x^2\right )^{3/2}}{8 a^4 x^3}+\frac{c^3 \left (1-a^2 x^2\right )^{5/2}}{5 a^6 x^5}-\frac{3 c^3 \left (1-a^2 x^2\right )^{5/2}}{4 a^5 x^4}+\frac{c^3 \int \frac{\left (240 a^4-30 a^5 x\right ) \sqrt{1-a^2 x^2}}{x^2} \, dx}{80 a^6}\\ &=-\frac{3 c^3 (8+a x) \sqrt{1-a^2 x^2}}{8 a^2 x}+\frac{c^3 (8-a x) \left (1-a^2 x^2\right )^{3/2}}{8 a^4 x^3}+\frac{c^3 \left (1-a^2 x^2\right )^{5/2}}{5 a^6 x^5}-\frac{3 c^3 \left (1-a^2 x^2\right )^{5/2}}{4 a^5 x^4}-\frac{c^3 \int \frac{60 a^5+480 a^6 x}{x \sqrt{1-a^2 x^2}} \, dx}{160 a^6}\\ &=-\frac{3 c^3 (8+a x) \sqrt{1-a^2 x^2}}{8 a^2 x}+\frac{c^3 (8-a x) \left (1-a^2 x^2\right )^{3/2}}{8 a^4 x^3}+\frac{c^3 \left (1-a^2 x^2\right )^{5/2}}{5 a^6 x^5}-\frac{3 c^3 \left (1-a^2 x^2\right )^{5/2}}{4 a^5 x^4}-\left (3 c^3\right ) \int \frac{1}{\sqrt{1-a^2 x^2}} \, dx-\frac{\left (3 c^3\right ) \int \frac{1}{x \sqrt{1-a^2 x^2}} \, dx}{8 a}\\ &=-\frac{3 c^3 (8+a x) \sqrt{1-a^2 x^2}}{8 a^2 x}+\frac{c^3 (8-a x) \left (1-a^2 x^2\right )^{3/2}}{8 a^4 x^3}+\frac{c^3 \left (1-a^2 x^2\right )^{5/2}}{5 a^6 x^5}-\frac{3 c^3 \left (1-a^2 x^2\right )^{5/2}}{4 a^5 x^4}-\frac{3 c^3 \sin ^{-1}(a x)}{a}-\frac{\left (3 c^3\right ) \operatorname{Subst}\left (\int \frac{1}{x \sqrt{1-a^2 x}} \, dx,x,x^2\right )}{16 a}\\ &=-\frac{3 c^3 (8+a x) \sqrt{1-a^2 x^2}}{8 a^2 x}+\frac{c^3 (8-a x) \left (1-a^2 x^2\right )^{3/2}}{8 a^4 x^3}+\frac{c^3 \left (1-a^2 x^2\right )^{5/2}}{5 a^6 x^5}-\frac{3 c^3 \left (1-a^2 x^2\right )^{5/2}}{4 a^5 x^4}-\frac{3 c^3 \sin ^{-1}(a x)}{a}+\frac{\left (3 c^3\right ) \operatorname{Subst}\left (\int \frac{1}{\frac{1}{a^2}-\frac{x^2}{a^2}} \, dx,x,\sqrt{1-a^2 x^2}\right )}{8 a^3}\\ &=-\frac{3 c^3 (8+a x) \sqrt{1-a^2 x^2}}{8 a^2 x}+\frac{c^3 (8-a x) \left (1-a^2 x^2\right )^{3/2}}{8 a^4 x^3}+\frac{c^3 \left (1-a^2 x^2\right )^{5/2}}{5 a^6 x^5}-\frac{3 c^3 \left (1-a^2 x^2\right )^{5/2}}{4 a^5 x^4}-\frac{3 c^3 \sin ^{-1}(a x)}{a}+\frac{3 c^3 \tanh ^{-1}\left (\sqrt{1-a^2 x^2}\right )}{8 a}\\ \end{align*}
Mathematica [C] time = 0.0988295, size = 186, normalized size = 1.18 \[ \frac{c^3 \left (8 a^5 x^5 \left (a^2 x^2-1\right )^3 \text{Hypergeometric2F1}\left (2,\frac{5}{2},\frac{7}{2},1-a^2 x^2\right )+40 a^2 x^2 \sqrt{1-a^2 x^2} \text{Hypergeometric2F1}\left (-\frac{3}{2},-\frac{3}{2},-\frac{1}{2},a^2 x^2\right )-8 a^6 x^6-75 a^5 x^5+24 a^4 x^4+105 a^3 x^3-24 a^2 x^2-45 a^5 x^5 \sqrt{1-a^2 x^2} \tanh ^{-1}\left (\sqrt{1-a^2 x^2}\right )-30 a x+8\right )}{40 a^6 x^5 \sqrt{1-a^2 x^2}} \]
Warning: Unable to verify antiderivative.
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Maple [A] time = 0.066, size = 243, normalized size = 1.6 \begin{align*} -{\frac{3\,{c}^{3}}{4\,{a}^{5}{x}^{4}} \left ( -{a}^{2}{x}^{2}+1 \right ) ^{{\frac{5}{2}}}}-{\frac{{c}^{3}}{8\,{x}^{2}{a}^{3}} \left ( -{a}^{2}{x}^{2}+1 \right ) ^{{\frac{5}{2}}}}-{\frac{{c}^{3}}{8\,a} \left ( -{a}^{2}{x}^{2}+1 \right ) ^{{\frac{3}{2}}}}-{\frac{3\,{c}^{3}}{8\,a}\sqrt{-{a}^{2}{x}^{2}+1}}+{\frac{3\,{c}^{3}}{8\,a}{\it Artanh} \left ({\frac{1}{\sqrt{-{a}^{2}{x}^{2}+1}}} \right ) }+{\frac{{c}^{3}}{5\,{a}^{6}{x}^{5}} \left ( -{a}^{2}{x}^{2}+1 \right ) ^{{\frac{5}{2}}}}+{\frac{{c}^{3}}{{a}^{4}{x}^{3}} \left ( -{a}^{2}{x}^{2}+1 \right ) ^{{\frac{5}{2}}}}-2\,{\frac{{c}^{3} \left ( -{a}^{2}{x}^{2}+1 \right ) ^{5/2}}{{a}^{2}x}}-2\,{c}^{3}x \left ( -{a}^{2}{x}^{2}+1 \right ) ^{3/2}-3\,{c}^{3}x\sqrt{-{a}^{2}{x}^{2}+1}-3\,{\frac{{c}^{3}}{\sqrt{{a}^{2}}}\arctan \left ({\frac{\sqrt{{a}^{2}}x}{\sqrt{-{a}^{2}{x}^{2}+1}}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (-a^{2} x^{2} + 1\right )}^{\frac{3}{2}}{\left (c - \frac{c}{a^{2} x^{2}}\right )}^{3}}{{\left (a x + 1\right )}^{3}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.1836, size = 338, normalized size = 2.15 \begin{align*} \frac{240 \, a^{5} c^{3} x^{5} \arctan \left (\frac{\sqrt{-a^{2} x^{2} + 1} - 1}{a x}\right ) - 15 \, a^{5} c^{3} x^{5} \log \left (\frac{\sqrt{-a^{2} x^{2} + 1} - 1}{x}\right ) - 40 \, a^{5} c^{3} x^{5} -{\left (40 \, a^{5} c^{3} x^{5} + 152 \, a^{4} c^{3} x^{4} - 55 \, a^{3} c^{3} x^{3} - 24 \, a^{2} c^{3} x^{2} + 30 \, a c^{3} x - 8 \, c^{3}\right )} \sqrt{-a^{2} x^{2} + 1}}{40 \, a^{6} x^{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] time = 45.8976, size = 695, normalized size = 4.43 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.27207, size = 521, normalized size = 3.32 \begin{align*} -\frac{{\left (2 \, c^{3} - \frac{15 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )} c^{3}}{a^{2} x} + \frac{30 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{2} c^{3}}{a^{4} x^{2}} + \frac{80 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{3} c^{3}}{a^{6} x^{3}} - \frac{580 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{4} c^{3}}{a^{8} x^{4}}\right )} a^{10} x^{5}}{320 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{5}{\left | a \right |}} - \frac{3 \, c^{3} \arcsin \left (a x\right ) \mathrm{sgn}\left (a\right )}{{\left | a \right |}} + \frac{3 \, c^{3} \log \left (\frac{{\left | -2 \, \sqrt{-a^{2} x^{2} + 1}{\left | a \right |} - 2 \, a \right |}}{2 \, a^{2}{\left | x \right |}}\right )}{8 \,{\left | a \right |}} - \frac{\sqrt{-a^{2} x^{2} + 1} c^{3}}{a} - \frac{\frac{580 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )} a^{2} c^{3}}{x} - \frac{80 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{2} c^{3}}{x^{2}} - \frac{30 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{3} c^{3}}{a^{2} x^{3}} + \frac{15 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{4} c^{3}}{a^{4} x^{4}} - \frac{2 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{5} c^{3}}{a^{6} x^{5}}}{320 \, a^{4}{\left | a \right |}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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