Optimal. Leaf size=90 \[ \frac{x^2 (d+e x)}{5 e^2 \left (d^2-e^2 x^2\right )^{5/2}}-\frac{2 d+3 e x}{15 e^4 \left (d^2-e^2 x^2\right )^{3/2}}+\frac{x}{5 d^2 e^3 \sqrt{d^2-e^2 x^2}} \]
[Out]
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Rubi [A] time = 0.165658, antiderivative size = 90, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 25, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.12 \[ \frac{x^2 (d+e x)}{5 e^2 \left (d^2-e^2 x^2\right )^{5/2}}-\frac{2 d+3 e x}{15 e^4 \left (d^2-e^2 x^2\right )^{3/2}}+\frac{x}{5 d^2 e^3 \sqrt{d^2-e^2 x^2}} \]
Antiderivative was successfully verified.
[In] Int[(x^3*(d + e*x))/(d^2 - e^2*x^2)^(7/2),x]
[Out]
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Rubi in Sympy [A] time = 20.3052, size = 80, normalized size = 0.89 \[ \frac{x^{3} \left (d + e x\right )}{5 d e \left (d^{2} - e^{2} x^{2}\right )^{\frac{5}{2}}} - \frac{2}{15 d e^{4} \sqrt{d^{2} - e^{2} x^{2}}} + \frac{x^{2} \left (d - 3 e x\right )}{15 d^{2} e^{2} \left (d^{2} - e^{2} x^{2}\right )^{\frac{3}{2}}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] rubi_integrate(x**3*(e*x+d)/(-e**2*x**2+d**2)**(7/2),x)
[Out]
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Mathematica [A] time = 0.0618098, size = 82, normalized size = 0.91 \[ \frac{\sqrt{d^2-e^2 x^2} \left (-2 d^4+2 d^3 e x+3 d^2 e^2 x^2-3 d e^3 x^3+3 e^4 x^4\right )}{15 d^2 e^4 (d-e x)^3 (d+e x)^2} \]
Antiderivative was successfully verified.
[In] Integrate[(x^3*(d + e*x))/(d^2 - e^2*x^2)^(7/2),x]
[Out]
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Maple [A] time = 0.013, size = 77, normalized size = 0.9 \[ -{\frac{ \left ( -ex+d \right ) \left ( ex+d \right ) ^{2} \left ( -3\,{x}^{4}{e}^{4}+3\,{x}^{3}d{e}^{3}-3\,{x}^{2}{d}^{2}{e}^{2}-2\,{d}^{3}xe+2\,{d}^{4} \right ) }{15\,{d}^{2}{e}^{4}} \left ( -{e}^{2}{x}^{2}+{d}^{2} \right ) ^{-{\frac{7}{2}}}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] int(x^3*(e*x+d)/(-e^2*x^2+d^2)^(7/2),x)
[Out]
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Maxima [A] time = 0.719988, size = 181, normalized size = 2.01 \[ \frac{x^{3}}{2 \,{\left (-e^{2} x^{2} + d^{2}\right )}^{\frac{5}{2}} e} + \frac{d x^{2}}{3 \,{\left (-e^{2} x^{2} + d^{2}\right )}^{\frac{5}{2}} e^{2}} - \frac{3 \, d^{2} x}{10 \,{\left (-e^{2} x^{2} + d^{2}\right )}^{\frac{5}{2}} e^{3}} - \frac{2 \, d^{3}}{15 \,{\left (-e^{2} x^{2} + d^{2}\right )}^{\frac{5}{2}} e^{4}} + \frac{x}{10 \,{\left (-e^{2} x^{2} + d^{2}\right )}^{\frac{3}{2}} e^{3}} + \frac{x}{5 \, \sqrt{-e^{2} x^{2} + d^{2}} d^{2} e^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((e*x + d)*x^3/(-e^2*x^2 + d^2)^(7/2),x, algorithm="maxima")
[Out]
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Fricas [A] time = 0.280792, size = 369, normalized size = 4.1 \[ -\frac{3 \, e^{4} x^{8} + 5 \, d e^{3} x^{7} - 29 \, d^{2} e^{2} x^{6} - 6 \, d^{3} e x^{5} + 30 \, d^{4} x^{4} - 2 \,{\left (e^{3} x^{7} - 7 \, d e^{2} x^{6} - 3 \, d^{2} e x^{5} + 15 \, d^{3} x^{4}\right )} \sqrt{-e^{2} x^{2} + d^{2}}}{15 \,{\left (4 \, d^{3} e^{7} x^{7} - 4 \, d^{4} e^{6} x^{6} - 16 \, d^{5} e^{5} x^{5} + 16 \, d^{6} e^{4} x^{4} + 20 \, d^{7} e^{3} x^{3} - 20 \, d^{8} e^{2} x^{2} - 8 \, d^{9} e x + 8 \, d^{10} -{\left (d^{2} e^{7} x^{7} - d^{3} e^{6} x^{6} - 9 \, d^{4} e^{5} x^{5} + 9 \, d^{5} e^{4} x^{4} + 16 \, d^{6} e^{3} x^{3} - 16 \, d^{7} e^{2} x^{2} - 8 \, d^{8} e x + 8 \, d^{9}\right )} \sqrt{-e^{2} x^{2} + d^{2}}\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((e*x + d)*x^3/(-e^2*x^2 + d^2)^(7/2),x, algorithm="fricas")
[Out]
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Sympy [A] time = 23.6504, size = 337, normalized size = 3.74 \[ d \left (\begin{cases} - \frac{2 d^{2}}{15 d^{4} e^{4} \sqrt{d^{2} - e^{2} x^{2}} - 30 d^{2} e^{6} x^{2} \sqrt{d^{2} - e^{2} x^{2}} + 15 e^{8} x^{4} \sqrt{d^{2} - e^{2} x^{2}}} + \frac{5 e^{2} x^{2}}{15 d^{4} e^{4} \sqrt{d^{2} - e^{2} x^{2}} - 30 d^{2} e^{6} x^{2} \sqrt{d^{2} - e^{2} x^{2}} + 15 e^{8} x^{4} \sqrt{d^{2} - e^{2} x^{2}}} & \text{for}\: e \neq 0 \\\frac{x^{4}}{4 \left (d^{2}\right )^{\frac{7}{2}}} & \text{otherwise} \end{cases}\right ) + e \left (\begin{cases} - \frac{i x^{5}}{5 d^{7} \sqrt{-1 + \frac{e^{2} x^{2}}{d^{2}}} - 10 d^{5} e^{2} x^{2} \sqrt{-1 + \frac{e^{2} x^{2}}{d^{2}}} + 5 d^{3} e^{4} x^{4} \sqrt{-1 + \frac{e^{2} x^{2}}{d^{2}}}} & \text{for}\: \left |{\frac{e^{2} x^{2}}{d^{2}}}\right | > 1 \\\frac{x^{5}}{5 d^{7} \sqrt{1 - \frac{e^{2} x^{2}}{d^{2}}} - 10 d^{5} e^{2} x^{2} \sqrt{1 - \frac{e^{2} x^{2}}{d^{2}}} + 5 d^{3} e^{4} x^{4} \sqrt{1 - \frac{e^{2} x^{2}}{d^{2}}}} & \text{otherwise} \end{cases}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(x**3*(e*x+d)/(-e**2*x**2+d**2)**(7/2),x)
[Out]
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GIAC/XCAS [A] time = 0.301329, size = 78, normalized size = 0.87 \[ \frac{{\left (2 \, d^{3} e^{\left (-4\right )} -{\left (\frac{3 \, x^{3} e}{d^{2}} + 5 \, d e^{\left (-2\right )}\right )} x^{2}\right )} \sqrt{-x^{2} e^{2} + d^{2}}}{15 \,{\left (x^{2} e^{2} - d^{2}\right )}^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((e*x + d)*x^3/(-e^2*x^2 + d^2)^(7/2),x, algorithm="giac")
[Out]