Optimal. Leaf size=99 \[ \frac {d^2 (d-e x)^2}{5 e^4 \left (d^2-e^2 x^2\right )^{5/2}}-\frac {4 d (d-e x)}{5 e^4 \left (d^2-e^2 x^2\right )^{3/2}}+\frac {5 d-2 e x}{5 d e^4 \sqrt {d^2-e^2 x^2}} \]
________________________________________________________________________________________
Rubi [A] time = 0.20, antiderivative size = 99, normalized size of antiderivative = 1.00, 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 = {852, 1635, 637} \begin {gather*} \frac {d^2 (d-e x)^2}{5 e^4 \left (d^2-e^2 x^2\right )^{5/2}}-\frac {4 d (d-e x)}{5 e^4 \left (d^2-e^2 x^2\right )^{3/2}}+\frac {5 d-2 e x}{5 d e^4 \sqrt {d^2-e^2 x^2}} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
Rule 637
Rule 852
Rule 1635
Rubi steps
\begin {align*} \int \frac {x^3}{(d+e x)^2 \left (d^2-e^2 x^2\right )^{3/2}} \, dx &=\int \frac {x^3 (d-e x)^2}{\left (d^2-e^2 x^2\right )^{7/2}} \, dx\\ &=\frac {d^2 (d-e x)^2}{5 e^4 \left (d^2-e^2 x^2\right )^{5/2}}-\frac {\int \frac {(d-e x) \left (-\frac {2 d^3}{e^3}+\frac {5 d^2 x}{e^2}-\frac {5 d x^2}{e}\right )}{\left (d^2-e^2 x^2\right )^{5/2}} \, dx}{5 d}\\ &=\frac {d^2 (d-e x)^2}{5 e^4 \left (d^2-e^2 x^2\right )^{5/2}}-\frac {4 d (d-e x)}{5 e^4 \left (d^2-e^2 x^2\right )^{3/2}}+\frac {\int \frac {-\frac {6 d^3}{e^3}+\frac {15 d^2 x}{e^2}}{\left (d^2-e^2 x^2\right )^{3/2}} \, dx}{15 d^2}\\ &=\frac {d^2 (d-e x)^2}{5 e^4 \left (d^2-e^2 x^2\right )^{5/2}}-\frac {4 d (d-e x)}{5 e^4 \left (d^2-e^2 x^2\right )^{3/2}}+\frac {5 d-2 e x}{5 d e^4 \sqrt {d^2-e^2 x^2}}\\ \end {align*}
________________________________________________________________________________________
Mathematica [A] time = 0.08, size = 70, normalized size = 0.71 \begin {gather*} \frac {\sqrt {d^2-e^2 x^2} \left (2 d^3+4 d^2 e x+d e^2 x^2-2 e^3 x^3\right )}{5 d e^4 (d-e x) (d+e x)^3} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
IntegrateAlgebraic [A] time = 0.54, size = 70, normalized size = 0.71 \begin {gather*} \frac {\sqrt {d^2-e^2 x^2} \left (2 d^3+4 d^2 e x+d e^2 x^2-2 e^3 x^3\right )}{5 d e^4 (d-e x) (d+e x)^3} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
fricas [A] time = 0.40, size = 116, normalized size = 1.17 \begin {gather*} \frac {2 \, e^{4} x^{4} + 4 \, d e^{3} x^{3} - 4 \, d^{3} e x - 2 \, d^{4} + {\left (2 \, e^{3} x^{3} - d e^{2} x^{2} - 4 \, d^{2} e x - 2 \, d^{3}\right )} \sqrt {-e^{2} x^{2} + d^{2}}}{5 \, {\left (d e^{8} x^{4} + 2 \, d^{2} e^{7} x^{3} - 2 \, d^{4} e^{5} x - d^{5} e^{4}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
giac [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \mathit {sage}_{0} x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
maple [A] time = 0.01, size = 65, normalized size = 0.66 \begin {gather*} \frac {\left (-e x +d \right ) \left (-2 e^{3} x^{3}+d \,e^{2} x^{2}+4 d^{2} e x +2 d^{3}\right )}{5 \left (e x +d \right ) \left (-e^{2} x^{2}+d^{2}\right )^{\frac {3}{2}} d \,e^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
maxima [A] time = 0.47, size = 157, normalized size = 1.59 \begin {gather*} \frac {d^{2}}{5 \, {\left (\sqrt {-e^{2} x^{2} + d^{2}} e^{6} x^{2} + 2 \, \sqrt {-e^{2} x^{2} + d^{2}} d e^{5} x + \sqrt {-e^{2} x^{2} + d^{2}} d^{2} e^{4}\right )}} - \frac {4 \, d}{5 \, {\left (\sqrt {-e^{2} x^{2} + d^{2}} e^{5} x + \sqrt {-e^{2} x^{2} + d^{2}} d e^{4}\right )}} - \frac {2 \, x}{5 \, \sqrt {-e^{2} x^{2} + d^{2}} d e^{3}} + \frac {1}{\sqrt {-e^{2} x^{2} + d^{2}} e^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
mupad [B] time = 2.97, size = 66, normalized size = 0.67 \begin {gather*} \frac {\sqrt {d^2-e^2\,x^2}\,\left (2\,d^3+4\,d^2\,e\,x+d\,e^2\,x^2-2\,e^3\,x^3\right )}{5\,d\,e^4\,{\left (d+e\,x\right )}^3\,\left (d-e\,x\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
sympy [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {x^{3}}{\left (- \left (- d + e x\right ) \left (d + e x\right )\right )^{\frac {3}{2}} \left (d + e x\right )^{2}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________