Optimal. Leaf size=129 \[ -\frac{(1-a x)^3}{5 a c^2 \left (1-a^2 x^2\right )^{5/2}}+\frac{6 (1-a x)^2}{5 a c^2 \left (1-a^2 x^2\right )^{3/2}}-\frac{24 (1-a x)}{5 a c^2 \sqrt{1-a^2 x^2}}-\frac{\sqrt{1-a^2 x^2}}{a c^2}-\frac{3 \sin ^{-1}(a x)}{a c^2} \]
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Rubi [A] time = 0.363405, antiderivative size = 129, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 5, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.227, Rules used = {6157, 6149, 1635, 641, 216} \[ -\frac{(1-a x)^3}{5 a c^2 \left (1-a^2 x^2\right )^{5/2}}+\frac{6 (1-a x)^2}{5 a c^2 \left (1-a^2 x^2\right )^{3/2}}-\frac{24 (1-a x)}{5 a c^2 \sqrt{1-a^2 x^2}}-\frac{\sqrt{1-a^2 x^2}}{a c^2}-\frac{3 \sin ^{-1}(a x)}{a c^2} \]
Antiderivative was successfully verified.
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Rule 6157
Rule 6149
Rule 1635
Rule 641
Rule 216
Rubi steps
\begin{align*} \int \frac{e^{-3 \tanh ^{-1}(a x)}}{\left (c-\frac{c}{a^2 x^2}\right )^2} \, dx &=\frac{a^4 \int \frac{e^{-3 \tanh ^{-1}(a x)} x^4}{\left (1-a^2 x^2\right )^2} \, dx}{c^2}\\ &=\frac{a^4 \int \frac{x^4 (1-a x)^3}{\left (1-a^2 x^2\right )^{7/2}} \, dx}{c^2}\\ &=-\frac{(1-a x)^3}{5 a c^2 \left (1-a^2 x^2\right )^{5/2}}-\frac{a^4 \int \frac{(1-a x)^2 \left (\frac{3}{a^4}-\frac{5 x}{a^3}+\frac{5 x^2}{a^2}-\frac{5 x^3}{a}\right )}{\left (1-a^2 x^2\right )^{5/2}} \, dx}{5 c^2}\\ &=-\frac{(1-a x)^3}{5 a c^2 \left (1-a^2 x^2\right )^{5/2}}+\frac{6 (1-a x)^2}{5 a c^2 \left (1-a^2 x^2\right )^{3/2}}+\frac{a^4 \int \frac{(1-a x) \left (\frac{27}{a^4}-\frac{30 x}{a^3}+\frac{15 x^2}{a^2}\right )}{\left (1-a^2 x^2\right )^{3/2}} \, dx}{15 c^2}\\ &=-\frac{(1-a x)^3}{5 a c^2 \left (1-a^2 x^2\right )^{5/2}}+\frac{6 (1-a x)^2}{5 a c^2 \left (1-a^2 x^2\right )^{3/2}}-\frac{24 (1-a x)}{5 a c^2 \sqrt{1-a^2 x^2}}-\frac{a^4 \int \frac{\frac{45}{a^4}-\frac{15 x}{a^3}}{\sqrt{1-a^2 x^2}} \, dx}{15 c^2}\\ &=-\frac{(1-a x)^3}{5 a c^2 \left (1-a^2 x^2\right )^{5/2}}+\frac{6 (1-a x)^2}{5 a c^2 \left (1-a^2 x^2\right )^{3/2}}-\frac{24 (1-a x)}{5 a c^2 \sqrt{1-a^2 x^2}}-\frac{\sqrt{1-a^2 x^2}}{a c^2}-\frac{3 \int \frac{1}{\sqrt{1-a^2 x^2}} \, dx}{c^2}\\ &=-\frac{(1-a x)^3}{5 a c^2 \left (1-a^2 x^2\right )^{5/2}}+\frac{6 (1-a x)^2}{5 a c^2 \left (1-a^2 x^2\right )^{3/2}}-\frac{24 (1-a x)}{5 a c^2 \sqrt{1-a^2 x^2}}-\frac{\sqrt{1-a^2 x^2}}{a c^2}-\frac{3 \sin ^{-1}(a x)}{a c^2}\\ \end{align*}
Mathematica [A] time = 0.101475, size = 86, normalized size = 0.67 \[ \frac{5 a^4 x^4+34 a^3 x^3+18 a^2 x^2-15 (a x+1)^2 \sqrt{1-a^2 x^2} \sin ^{-1}(a x)-33 a x-24}{5 a \sqrt{1-a^2 x^2} (a c x+c)^2} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.066, size = 412, normalized size = 3.2 \begin{align*} -{\frac{1}{32\,{a}^{3}{c}^{2}} \left ( -{a}^{2} \left ( x-{a}^{-1} \right ) ^{2}-2\,a \left ( x-{a}^{-1} \right ) \right ) ^{{\frac{5}{2}}} \left ( x-{a}^{-1} \right ) ^{-2}}+{\frac{3\,x}{128\,{c}^{2}}\sqrt{-{a}^{2} \left ( x-{a}^{-1} \right ) ^{2}-2\,a \left ( x-{a}^{-1} \right ) }}+{\frac{3}{128\,{c}^{2}}\arctan \left ({x\sqrt{{a}^{2}}{\frac{1}{\sqrt{-{a}^{2} \left ( x-{a}^{-1} \right ) ^{2}-2\,a \left ( x-{a}^{-1} \right ) }}}} \right ){\frac{1}{\sqrt{{a}^{2}}}}}+{\frac{1}{4\,{a}^{5}{c}^{2} \left ( x+{a}^{-1} \right ) ^{4}} \left ( -{a}^{2} \left ( x+{a}^{-1} \right ) ^{2}+2\,a \left ( x+{a}^{-1} \right ) \right ) ^{{\frac{5}{2}}}}-{\frac{15}{16\,{a}^{4}{c}^{2} \left ( x+{a}^{-1} \right ) ^{3}} \left ( -{a}^{2} \left ( x+{a}^{-1} \right ) ^{2}+2\,a \left ( x+{a}^{-1} \right ) \right ) ^{{\frac{5}{2}}}}-2\,{\frac{ \left ( -{a}^{2} \left ( x+{a}^{-1} \right ) ^{2}+2\,a \left ( x+{a}^{-1} \right ) \right ) ^{5/2}}{{a}^{3}{c}^{2} \left ( x+{a}^{-1} \right ) ^{2}}}-{\frac{387\,x}{128\,{c}^{2}}\sqrt{-{a}^{2} \left ( x+{a}^{-1} \right ) ^{2}+2\,a \left ( x+{a}^{-1} \right ) }}-{\frac{387}{128\,{c}^{2}}\arctan \left ({x\sqrt{{a}^{2}}{\frac{1}{\sqrt{-{a}^{2} \left ( x+{a}^{-1} \right ) ^{2}+2\,a \left ( x+{a}^{-1} \right ) }}}} \right ){\frac{1}{\sqrt{{a}^{2}}}}}-{\frac{1}{20\,{a}^{6}{c}^{2} \left ( x+{a}^{-1} \right ) ^{5}} \left ( -{a}^{2} \left ( x+{a}^{-1} \right ) ^{2}+2\,a \left ( x+{a}^{-1} \right ) \right ) ^{{\frac{5}{2}}}}-{\frac{1}{64\,a{c}^{2}} \left ( -{a}^{2} \left ( x-{a}^{-1} \right ) ^{2}-2\,a \left ( x-{a}^{-1} \right ) \right ) ^{{\frac{3}{2}}}}-{\frac{129}{64\,a{c}^{2}} \left ( -{a}^{2} \left ( x+{a}^{-1} \right ) ^{2}+2\,a \left ( x+{a}^{-1} \right ) \right ) ^{{\frac{3}{2}}}} \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 (a x + 1\right )}^{3}{\left (c - \frac{c}{a^{2} x^{2}}\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.36615, size = 319, normalized size = 2.47 \begin{align*} -\frac{24 \, a^{3} x^{3} + 72 \, a^{2} x^{2} + 72 \, a x - 30 \,{\left (a^{3} x^{3} + 3 \, a^{2} x^{2} + 3 \, a x + 1\right )} \arctan \left (\frac{\sqrt{-a^{2} x^{2} + 1} - 1}{a x}\right ) +{\left (5 \, a^{3} x^{3} + 39 \, a^{2} x^{2} + 57 \, a x + 24\right )} \sqrt{-a^{2} x^{2} + 1} + 24}{5 \,{\left (a^{4} c^{2} x^{3} + 3 \, a^{3} c^{2} x^{2} + 3 \, a^{2} c^{2} x + a c^{2}\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{a^{4} \left (\int \frac{x^{4} \sqrt{- a^{2} x^{2} + 1}}{a^{7} x^{7} + 3 a^{6} x^{6} + a^{5} x^{5} - 5 a^{4} x^{4} - 5 a^{3} x^{3} + a^{2} x^{2} + 3 a x + 1}\, dx + \int - \frac{a^{2} x^{6} \sqrt{- a^{2} x^{2} + 1}}{a^{7} x^{7} + 3 a^{6} x^{6} + a^{5} x^{5} - 5 a^{4} x^{4} - 5 a^{3} x^{3} + a^{2} x^{2} + 3 a x + 1}\, dx\right )}{c^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.21655, size = 244, normalized size = 1.89 \begin{align*} -\frac{3 \, \arcsin \left (a x\right ) \mathrm{sgn}\left (a\right )}{c^{2}{\left | a \right |}} - \frac{\sqrt{-a^{2} x^{2} + 1}}{a c^{2}} + \frac{2 \,{\left (\frac{80 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}}{a^{2} x} + \frac{120 \,{\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{15 \,{\left (\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a\right )}^{4}}{a^{8} x^{4}} + 19\right )}}{5 \, c^{2}{\left (\frac{\sqrt{-a^{2} x^{2} + 1}{\left | a \right |} + a}{a^{2} x} + 1\right )}^{5}{\left | a \right |}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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