Optimal. Leaf size=86 \[ -\frac{3 \sqrt{3} (2-e x)^{3/2}}{2 e (e x+2)^2}+\frac{9 \sqrt{3} \sqrt{2-e x}}{4 e (e x+2)}-\frac{9 \sqrt{3} \tanh ^{-1}\left (\frac{1}{2} \sqrt{2-e x}\right )}{8 e} \]
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Rubi [A] time = 0.0290324, antiderivative size = 86, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 4, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.167, Rules used = {627, 47, 63, 206} \[ -\frac{3 \sqrt{3} (2-e x)^{3/2}}{2 e (e x+2)^2}+\frac{9 \sqrt{3} \sqrt{2-e x}}{4 e (e x+2)}-\frac{9 \sqrt{3} \tanh ^{-1}\left (\frac{1}{2} \sqrt{2-e x}\right )}{8 e} \]
Antiderivative was successfully verified.
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Rule 627
Rule 47
Rule 63
Rule 206
Rubi steps
\begin{align*} \int \frac{\left (12-3 e^2 x^2\right )^{3/2}}{(2+e x)^{9/2}} \, dx &=\int \frac{(6-3 e x)^{3/2}}{(2+e x)^3} \, dx\\ &=-\frac{3 \sqrt{3} (2-e x)^{3/2}}{2 e (2+e x)^2}-\frac{9}{4} \int \frac{\sqrt{6-3 e x}}{(2+e x)^2} \, dx\\ &=-\frac{3 \sqrt{3} (2-e x)^{3/2}}{2 e (2+e x)^2}+\frac{9 \sqrt{3} \sqrt{2-e x}}{4 e (2+e x)}+\frac{27}{8} \int \frac{1}{\sqrt{6-3 e x} (2+e x)} \, dx\\ &=-\frac{3 \sqrt{3} (2-e x)^{3/2}}{2 e (2+e x)^2}+\frac{9 \sqrt{3} \sqrt{2-e x}}{4 e (2+e x)}-\frac{9 \operatorname{Subst}\left (\int \frac{1}{4-\frac{x^2}{3}} \, dx,x,\sqrt{6-3 e x}\right )}{4 e}\\ &=-\frac{3 \sqrt{3} (2-e x)^{3/2}}{2 e (2+e x)^2}+\frac{9 \sqrt{3} \sqrt{2-e x}}{4 e (2+e x)}-\frac{9 \sqrt{3} \tanh ^{-1}\left (\frac{1}{2} \sqrt{2-e x}\right )}{8 e}\\ \end{align*}
Mathematica [A] time = 0.131689, size = 88, normalized size = 1.02 \[ \frac{3 \sqrt{12-3 e^2 x^2} \left (2 \left (5 e^2 x^2-8 e x-4\right )+3 \sqrt{2-e x} (e x+2)^2 \tanh ^{-1}\left (\frac{1}{2} \sqrt{2-e x}\right )\right )}{8 e (e x-2) (e x+2)^{5/2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.132, size = 126, normalized size = 1.5 \begin{align*} -{\frac{3\,\sqrt{3}}{8\,e}\sqrt{-{e}^{2}{x}^{2}+4} \left ( 3\,\sqrt{3}{\it Artanh} \left ( 1/6\,\sqrt{3}\sqrt{-3\,ex+6} \right ){x}^{2}{e}^{2}+12\,\sqrt{3}{\it Artanh} \left ( 1/6\,\sqrt{3}\sqrt{-3\,ex+6} \right ) xe-10\,xe\sqrt{-3\,ex+6}+12\,\sqrt{3}{\it Artanh} \left ( 1/6\,\sqrt{3}\sqrt{-3\,ex+6} \right ) -4\,\sqrt{-3\,ex+6} \right ){\frac{1}{\sqrt{ \left ( ex+2 \right ) ^{5}}}}{\frac{1}{\sqrt{-3\,ex+6}}}} \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 (-3 \, e^{2} x^{2} + 12\right )}^{\frac{3}{2}}}{{\left (e x + 2\right )}^{\frac{9}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.87931, size = 332, normalized size = 3.86 \begin{align*} \frac{3 \,{\left (3 \, \sqrt{3}{\left (e^{3} x^{3} + 6 \, e^{2} x^{2} + 12 \, e x + 8\right )} \log \left (-\frac{3 \, e^{2} x^{2} - 12 \, e x + 4 \, \sqrt{3} \sqrt{-3 \, e^{2} x^{2} + 12} \sqrt{e x + 2} - 36}{e^{2} x^{2} + 4 \, e x + 4}\right ) + 4 \, \sqrt{-3 \, e^{2} x^{2} + 12}{\left (5 \, e x + 2\right )} \sqrt{e x + 2}\right )}}{16 \,{\left (e^{4} x^{3} + 6 \, e^{3} x^{2} + 12 \, e^{2} x + 8 \, e\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 [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (-3 \, e^{2} x^{2} + 12\right )}^{\frac{3}{2}}}{{\left (e x + 2\right )}^{\frac{9}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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