Optimal. Leaf size=187 \[ -\frac{4 a^2 \sqrt{c-\frac{c}{a^2 x^2}}}{\sqrt{1-a^2 x^2}}-\frac{3 a \sqrt{c-\frac{c}{a^2 x^2}}}{2 x \sqrt{1-a^2 x^2}}-\frac{\sqrt{c-\frac{c}{a^2 x^2}}}{3 x^2 \sqrt{1-a^2 x^2}}+\frac{4 a^3 x \log (x) \sqrt{c-\frac{c}{a^2 x^2}}}{\sqrt{1-a^2 x^2}}-\frac{4 a^3 x \sqrt{c-\frac{c}{a^2 x^2}} \log (1-a x)}{\sqrt{1-a^2 x^2}} \]
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Rubi [A] time = 0.257147, antiderivative size = 187, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 27, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.111, Rules used = {6160, 6150, 88} \[ -\frac{4 a^2 \sqrt{c-\frac{c}{a^2 x^2}}}{\sqrt{1-a^2 x^2}}-\frac{3 a \sqrt{c-\frac{c}{a^2 x^2}}}{2 x \sqrt{1-a^2 x^2}}-\frac{\sqrt{c-\frac{c}{a^2 x^2}}}{3 x^2 \sqrt{1-a^2 x^2}}+\frac{4 a^3 x \log (x) \sqrt{c-\frac{c}{a^2 x^2}}}{\sqrt{1-a^2 x^2}}-\frac{4 a^3 x \sqrt{c-\frac{c}{a^2 x^2}} \log (1-a x)}{\sqrt{1-a^2 x^2}} \]
Antiderivative was successfully verified.
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Rule 6160
Rule 6150
Rule 88
Rubi steps
\begin{align*} \int \frac{e^{3 \tanh ^{-1}(a x)} \sqrt{c-\frac{c}{a^2 x^2}}}{x^3} \, dx &=\frac{\left (\sqrt{c-\frac{c}{a^2 x^2}} x\right ) \int \frac{e^{3 \tanh ^{-1}(a x)} \sqrt{1-a^2 x^2}}{x^4} \, dx}{\sqrt{1-a^2 x^2}}\\ &=\frac{\left (\sqrt{c-\frac{c}{a^2 x^2}} x\right ) \int \frac{(1+a x)^2}{x^4 (1-a x)} \, dx}{\sqrt{1-a^2 x^2}}\\ &=\frac{\left (\sqrt{c-\frac{c}{a^2 x^2}} x\right ) \int \left (\frac{1}{x^4}+\frac{3 a}{x^3}+\frac{4 a^2}{x^2}+\frac{4 a^3}{x}-\frac{4 a^4}{-1+a x}\right ) \, dx}{\sqrt{1-a^2 x^2}}\\ &=-\frac{4 a^2 \sqrt{c-\frac{c}{a^2 x^2}}}{\sqrt{1-a^2 x^2}}-\frac{\sqrt{c-\frac{c}{a^2 x^2}}}{3 x^2 \sqrt{1-a^2 x^2}}-\frac{3 a \sqrt{c-\frac{c}{a^2 x^2}}}{2 x \sqrt{1-a^2 x^2}}+\frac{4 a^3 \sqrt{c-\frac{c}{a^2 x^2}} x \log (x)}{\sqrt{1-a^2 x^2}}-\frac{4 a^3 \sqrt{c-\frac{c}{a^2 x^2}} x \log (1-a x)}{\sqrt{1-a^2 x^2}}\\ \end{align*}
Mathematica [A] time = 0.0497132, size = 74, normalized size = 0.4 \[ \frac{x \sqrt{c-\frac{c}{a^2 x^2}} \left (-\frac{4 a^2}{x}+4 a^3 \log (x)-4 a^3 \log (1-a x)-\frac{3 a}{2 x^2}-\frac{1}{3 x^3}\right )}{\sqrt{1-a^2 x^2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.146, size = 86, normalized size = 0.5 \begin{align*}{\frac{24\,\ln \left ( ax-1 \right ){x}^{3}{a}^{3}-24\,{a}^{3}\ln \left ( x \right ){x}^{3}+24\,{a}^{2}{x}^{2}+9\,ax+2}{6\,{x}^{2} \left ({a}^{2}{x}^{2}-1 \right ) }\sqrt{{\frac{c \left ({a}^{2}{x}^{2}-1 \right ) }{{a}^{2}{x}^{2}}}}\sqrt{-{a}^{2}{x}^{2}+1}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [C] time = 1.32784, size = 248, normalized size = 1.33 \begin{align*} -\frac{1}{2} \, a^{3}{\left (-\frac{i \, \sqrt{c} \log \left (a x + 1\right )}{a} - \frac{i \, \sqrt{c} \log \left (a x - 1\right )}{a} + \frac{2 i \, \sqrt{c} \log \left (x\right )}{a}\right )} - \frac{1}{2} i \, a^{2} \sqrt{c} \log \left (a x + 1\right ) + \frac{1}{2} i \, a^{2} \sqrt{c} \log \left (a x - 1\right ) - \frac{3}{2} \,{\left (i \, \sqrt{c} \log \left (a x + 1\right ) - i \, \sqrt{c} \log \left (a x - 1\right ) - \frac{2 i \, \sqrt{c}}{a x}\right )} a^{2} - \frac{3}{2} \,{\left (-i \, a \sqrt{c} \log \left (a x + 1\right ) - i \, a \sqrt{c} \log \left (a x - 1\right ) + 2 i \, a \sqrt{c} \log \left (x\right ) - \frac{i \, \sqrt{c}}{a x^{2}}\right )} a + \frac{3 i \, a^{2} \sqrt{c} x^{2} + i \, \sqrt{c}}{3 \, a x^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.66592, size = 1102, normalized size = 5.89 \begin{align*} \left [\frac{12 \,{\left (a^{4} x^{4} - a^{2} x^{2}\right )} \sqrt{-c} \log \left (-\frac{4 \, a^{5} c x^{5} -{\left (2 \, a^{6} - 4 \, a^{5} + 6 \, a^{4} - 4 \, a^{3} + a^{2}\right )} c x^{6} -{\left (4 \, a^{4} + 4 \, a^{3} - 6 \, a^{2} + 4 \, a - 1\right )} c x^{4} + 5 \, a^{2} c x^{2} - 4 \, a c x -{\left (4 \, a^{4} x^{4} - 6 \, a^{3} x^{3} -{\left (4 \, a^{4} - 6 \, a^{3} + 4 \, a^{2} - a\right )} x^{5} + 4 \, a^{2} x^{2} - a x\right )} \sqrt{-a^{2} x^{2} + 1} \sqrt{-c} \sqrt{\frac{a^{2} c x^{2} - c}{a^{2} x^{2}}} + c}{a^{4} x^{6} - 2 \, a^{3} x^{5} + 2 \, a x^{3} - x^{2}}\right ) +{\left (24 \, a^{2} x^{2} -{\left (24 \, a^{2} + 9 \, a + 2\right )} x^{3} + 9 \, a x + 2\right )} \sqrt{-a^{2} x^{2} + 1} \sqrt{\frac{a^{2} c x^{2} - c}{a^{2} x^{2}}}}{6 \,{\left (a^{2} x^{4} - x^{2}\right )}}, \frac{24 \,{\left (a^{4} x^{4} - a^{2} x^{2}\right )} \sqrt{c} \arctan \left (\frac{{\left (2 \, a^{2} x^{2} -{\left (2 \, a^{3} - 2 \, a^{2} + a\right )} x^{3} - a x\right )} \sqrt{-a^{2} x^{2} + 1} \sqrt{c} \sqrt{\frac{a^{2} c x^{2} - c}{a^{2} x^{2}}}}{2 \, a^{3} c x^{3} -{\left (2 \, a^{3} - a^{2}\right )} c x^{4} -{\left (a^{2} - 2 \, a + 1\right )} c x^{2} - 2 \, a c x + c}\right ) +{\left (24 \, a^{2} x^{2} -{\left (24 \, a^{2} + 9 \, a + 2\right )} x^{3} + 9 \, a x + 2\right )} \sqrt{-a^{2} x^{2} + 1} \sqrt{\frac{a^{2} c x^{2} - c}{a^{2} x^{2}}}}{6 \,{\left (a^{2} x^{4} - x^{2}\right )}}\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*} \int \frac{\sqrt{- c \left (-1 + \frac{1}{a x}\right ) \left (1 + \frac{1}{a x}\right )} \left (a x + 1\right )^{3}}{x^{3} \left (- \left (a x - 1\right ) \left (a x + 1\right )\right )^{\frac{3}{2}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (a x + 1\right )}^{3} \sqrt{c - \frac{c}{a^{2} x^{2}}}}{{\left (-a^{2} x^{2} + 1\right )}^{\frac{3}{2}} x^{3}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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