Optimal. Leaf size=177 \[ \frac{2 a x \sqrt{1-\frac{1}{a x}} \left (\frac{1}{a x}+1\right )^{3/2}}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}-\frac{6 \sqrt{1-\frac{1}{a x}} \sqrt{\frac{1}{a x}+1}}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}-\frac{3 \sqrt{2} \sqrt{1-\frac{1}{a x}} \tanh ^{-1}\left (\frac{\sqrt{2} \sqrt{\frac{1}{x}}}{\sqrt{a} \sqrt{\frac{1}{a x}+1}}\right )}{\sqrt{a} \sqrt{\frac{1}{x}} \sqrt{c-a c x}} \]
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Rubi [A] time = 0.180234, antiderivative size = 177, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 5, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {6176, 6181, 94, 93, 206} \[ \frac{2 a x \sqrt{1-\frac{1}{a x}} \left (\frac{1}{a x}+1\right )^{3/2}}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}-\frac{6 \sqrt{1-\frac{1}{a x}} \sqrt{\frac{1}{a x}+1}}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}-\frac{3 \sqrt{2} \sqrt{1-\frac{1}{a x}} \tanh ^{-1}\left (\frac{\sqrt{2} \sqrt{\frac{1}{x}}}{\sqrt{a} \sqrt{\frac{1}{a x}+1}}\right )}{\sqrt{a} \sqrt{\frac{1}{x}} \sqrt{c-a c x}} \]
Antiderivative was successfully verified.
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Rule 6176
Rule 6181
Rule 94
Rule 93
Rule 206
Rubi steps
\begin{align*} \int \frac{e^{3 \coth ^{-1}(a x)}}{\sqrt{c-a c x}} \, dx &=\frac{\left (\sqrt{1-\frac{1}{a x}} \sqrt{x}\right ) \int \frac{e^{3 \coth ^{-1}(a x)}}{\sqrt{1-\frac{1}{a x}} \sqrt{x}} \, dx}{\sqrt{c-a c x}}\\ &=-\frac{\sqrt{1-\frac{1}{a x}} \operatorname{Subst}\left (\int \frac{\left (1+\frac{x}{a}\right )^{3/2}}{x^{3/2} \left (1-\frac{x}{a}\right )^2} \, dx,x,\frac{1}{x}\right )}{\sqrt{\frac{1}{x}} \sqrt{c-a c x}}\\ &=\frac{2 a \sqrt{1-\frac{1}{a x}} \left (1+\frac{1}{a x}\right )^{3/2} x}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}-\frac{\left (6 \sqrt{1-\frac{1}{a x}}\right ) \operatorname{Subst}\left (\int \frac{\sqrt{1+\frac{x}{a}}}{\sqrt{x} \left (1-\frac{x}{a}\right )^2} \, dx,x,\frac{1}{x}\right )}{a \sqrt{\frac{1}{x}} \sqrt{c-a c x}}\\ &=-\frac{6 \sqrt{1-\frac{1}{a x}} \sqrt{1+\frac{1}{a x}}}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}+\frac{2 a \sqrt{1-\frac{1}{a x}} \left (1+\frac{1}{a x}\right )^{3/2} x}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}-\frac{\left (3 \sqrt{1-\frac{1}{a x}}\right ) \operatorname{Subst}\left (\int \frac{1}{\sqrt{x} \left (1-\frac{x}{a}\right ) \sqrt{1+\frac{x}{a}}} \, dx,x,\frac{1}{x}\right )}{a \sqrt{\frac{1}{x}} \sqrt{c-a c x}}\\ &=-\frac{6 \sqrt{1-\frac{1}{a x}} \sqrt{1+\frac{1}{a x}}}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}+\frac{2 a \sqrt{1-\frac{1}{a x}} \left (1+\frac{1}{a x}\right )^{3/2} x}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}-\frac{\left (6 \sqrt{1-\frac{1}{a x}}\right ) \operatorname{Subst}\left (\int \frac{1}{1-\frac{2 x^2}{a}} \, dx,x,\frac{\sqrt{\frac{1}{x}}}{\sqrt{1+\frac{1}{a x}}}\right )}{a \sqrt{\frac{1}{x}} \sqrt{c-a c x}}\\ &=-\frac{6 \sqrt{1-\frac{1}{a x}} \sqrt{1+\frac{1}{a x}}}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}+\frac{2 a \sqrt{1-\frac{1}{a x}} \left (1+\frac{1}{a x}\right )^{3/2} x}{\left (a-\frac{1}{x}\right ) \sqrt{c-a c x}}-\frac{3 \sqrt{2} \sqrt{1-\frac{1}{a x}} \tanh ^{-1}\left (\frac{\sqrt{2} \sqrt{\frac{1}{x}}}{\sqrt{a} \sqrt{1+\frac{1}{a x}}}\right )}{\sqrt{a} \sqrt{\frac{1}{x}} \sqrt{c-a c x}}\\ \end{align*}
Mathematica [A] time = 0.143338, size = 116, normalized size = 0.66 \[ \frac{x \sqrt{1-\frac{1}{a x}} \left (2 \sqrt{a} \sqrt{\frac{1}{a x}+1} (a x-2)-3 \sqrt{2} \sqrt{\frac{1}{x}} (a x-1) \tanh ^{-1}\left (\frac{\sqrt{2} \sqrt{\frac{1}{x}}}{\sqrt{a} \sqrt{\frac{1}{a x}+1}}\right )\right )}{\sqrt{a} (a x-1) \sqrt{c-a c x}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.178, size = 135, normalized size = 0.8 \begin{align*}{\frac{1}{a \left ( ax+1 \right ) }\sqrt{-c \left ( ax-1 \right ) } \left ( 3\,\sqrt{2}\arctan \left ( 1/2\,{\frac{\sqrt{-c \left ( ax+1 \right ) }\sqrt{2}}{\sqrt{c}}} \right ) xac-2\,xa\sqrt{-c \left ( ax+1 \right ) }\sqrt{c}-3\,\sqrt{2}\arctan \left ( 1/2\,{\frac{\sqrt{-c \left ( ax+1 \right ) }\sqrt{2}}{\sqrt{c}}} \right ) c+4\,\sqrt{-c \left ( ax+1 \right ) }\sqrt{c} \right ) \left ({\frac{ax-1}{ax+1}} \right ) ^{-{\frac{3}{2}}}{c}^{-{\frac{3}{2}}}{\frac{1}{\sqrt{-c \left ( ax+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{1}{\sqrt{-a c x + c} \left (\frac{a x - 1}{a x + 1}\right )^{\frac{3}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.63113, size = 682, normalized size = 3.85 \begin{align*} \left [\frac{3 \, \sqrt{2}{\left (a^{2} c x^{2} - 2 \, a c x + c\right )} \sqrt{-\frac{1}{c}} \log \left (-\frac{a^{2} x^{2} - 2 \, \sqrt{2} \sqrt{-a c x + c}{\left (a x + 1\right )} \sqrt{\frac{a x - 1}{a x + 1}} \sqrt{-\frac{1}{c}} + 2 \, a x - 3}{a^{2} x^{2} - 2 \, a x + 1}\right ) - 4 \,{\left (a^{2} x^{2} - a x - 2\right )} \sqrt{-a c x + c} \sqrt{\frac{a x - 1}{a x + 1}}}{2 \,{\left (a^{3} c x^{2} - 2 \, a^{2} c x + a c\right )}}, -\frac{2 \,{\left (a^{2} x^{2} - a x - 2\right )} \sqrt{-a c x + c} \sqrt{\frac{a x - 1}{a x + 1}} - \frac{3 \, \sqrt{2}{\left (a^{2} c x^{2} - 2 \, a c x + c\right )} \arctan \left (\frac{\sqrt{2} \sqrt{-a c x + c} \sqrt{\frac{a x - 1}{a x + 1}}}{{\left (a x - 1\right )} \sqrt{c}}\right )}{\sqrt{c}}}{a^{3} c x^{2} - 2 \, a^{2} c x + a c}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.20042, size = 115, normalized size = 0.65 \begin{align*} \frac{3 \, \sqrt{2} \sqrt{c} \arctan \left (\frac{\sqrt{2} \sqrt{-a c x - c}}{2 \, \sqrt{c}}\right ) - 2 \, \sqrt{-a c x - c} + \frac{2 \, \sqrt{-a c x - c} c}{a c x - c}}{a c \mathrm{sgn}\left (-a c x - c\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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