Optimal. Leaf size=85 \[ -\frac{x^4 (d-e x)}{5 d e \left (d^2-e^2 x^2\right )^{5/2}}-\frac{4}{5 e^5 \sqrt{d^2-e^2 x^2}}+\frac{4 d^2}{15 e^5 \left (d^2-e^2 x^2\right )^{3/2}} \]
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Rubi [A] time = 0.0742674, antiderivative size = 85, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 4, integrand size = 27, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.148, Rules used = {850, 805, 266, 43} \[ -\frac{x^4 (d-e x)}{5 d e \left (d^2-e^2 x^2\right )^{5/2}}-\frac{4}{5 e^5 \sqrt{d^2-e^2 x^2}}+\frac{4 d^2}{15 e^5 \left (d^2-e^2 x^2\right )^{3/2}} \]
Antiderivative was successfully verified.
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Rule 850
Rule 805
Rule 266
Rule 43
Rubi steps
\begin{align*} \int \frac{x^4}{(d+e x) \left (d^2-e^2 x^2\right )^{5/2}} \, dx &=\int \frac{x^4 (d-e x)}{\left (d^2-e^2 x^2\right )^{7/2}} \, dx\\ &=-\frac{x^4 (d-e x)}{5 d e \left (d^2-e^2 x^2\right )^{5/2}}+\frac{4 \int \frac{x^3}{\left (d^2-e^2 x^2\right )^{5/2}} \, dx}{5 e}\\ &=-\frac{x^4 (d-e x)}{5 d e \left (d^2-e^2 x^2\right )^{5/2}}+\frac{2 \operatorname{Subst}\left (\int \frac{x}{\left (d^2-e^2 x\right )^{5/2}} \, dx,x,x^2\right )}{5 e}\\ &=-\frac{x^4 (d-e x)}{5 d e \left (d^2-e^2 x^2\right )^{5/2}}+\frac{2 \operatorname{Subst}\left (\int \left (\frac{d^2}{e^2 \left (d^2-e^2 x\right )^{5/2}}-\frac{1}{e^2 \left (d^2-e^2 x\right )^{3/2}}\right ) \, dx,x,x^2\right )}{5 e}\\ &=-\frac{x^4 (d-e x)}{5 d e \left (d^2-e^2 x^2\right )^{5/2}}+\frac{4 d^2}{15 e^5 \left (d^2-e^2 x^2\right )^{3/2}}-\frac{4}{5 e^5 \sqrt{d^2-e^2 x^2}}\\ \end{align*}
Mathematica [A] time = 0.0948815, size = 82, normalized size = 0.96 \[ -\frac{\sqrt{d^2-e^2 x^2} \left (-12 d^2 e^2 x^2+8 d^3 e x+8 d^4-12 d e^3 x^3+3 e^4 x^4\right )}{15 d e^5 (d-e x)^2 (d+e x)^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.055, size = 70, normalized size = 0.8 \begin{align*} -{\frac{ \left ( -ex+d \right ) \left ( 3\,{x}^{4}{e}^{4}-12\,{x}^{3}d{e}^{3}-12\,{d}^{2}{x}^{2}{e}^{2}+8\,{d}^{3}xe+8\,{d}^{4} \right ) }{15\,d{e}^{5}} \left ( -{x}^{2}{e}^{2}+{d}^{2} \right ) ^{-{\frac{5}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.61291, size = 344, normalized size = 4.05 \begin{align*} -\frac{8 \, e^{5} x^{5} + 8 \, d e^{4} x^{4} - 16 \, d^{2} e^{3} x^{3} - 16 \, d^{3} e^{2} x^{2} + 8 \, d^{4} e x + 8 \, d^{5} +{\left (3 \, e^{4} x^{4} - 12 \, d e^{3} x^{3} - 12 \, d^{2} e^{2} x^{2} + 8 \, d^{3} e x + 8 \, d^{4}\right )} \sqrt{-e^{2} x^{2} + d^{2}}}{15 \,{\left (d e^{10} x^{5} + d^{2} e^{9} x^{4} - 2 \, d^{3} e^{8} x^{3} - 2 \, d^{4} e^{7} x^{2} + d^{5} e^{6} x + d^{6} e^{5}\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{x^{4}}{\left (- \left (- d + e x\right ) \left (d + e x\right )\right )^{\frac{5}{2}} \left (d + e x\right )}\, 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*} \left [\mathit{undef}, \mathit{undef}, \mathit{undef}, \mathit{undef}, \mathit{undef}, 1\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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