Optimal. Leaf size=71 \[ -\frac{4 b (d+e x)^{11/2} (b d-a e)}{11 e^3}+\frac{2 (d+e x)^{9/2} (b d-a e)^2}{9 e^3}+\frac{2 b^2 (d+e x)^{13/2}}{13 e^3} \]
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Rubi [A] time = 0.0283148, antiderivative size = 71, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 26, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.077, Rules used = {27, 43} \[ -\frac{4 b (d+e x)^{11/2} (b d-a e)}{11 e^3}+\frac{2 (d+e x)^{9/2} (b d-a e)^2}{9 e^3}+\frac{2 b^2 (d+e x)^{13/2}}{13 e^3} \]
Antiderivative was successfully verified.
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Rule 27
Rule 43
Rubi steps
\begin{align*} \int (d+e x)^{7/2} \left (a^2+2 a b x+b^2 x^2\right ) \, dx &=\int (a+b x)^2 (d+e x)^{7/2} \, dx\\ &=\int \left (\frac{(-b d+a e)^2 (d+e x)^{7/2}}{e^2}-\frac{2 b (b d-a e) (d+e x)^{9/2}}{e^2}+\frac{b^2 (d+e x)^{11/2}}{e^2}\right ) \, dx\\ &=\frac{2 (b d-a e)^2 (d+e x)^{9/2}}{9 e^3}-\frac{4 b (b d-a e) (d+e x)^{11/2}}{11 e^3}+\frac{2 b^2 (d+e x)^{13/2}}{13 e^3}\\ \end{align*}
Mathematica [A] time = 0.0532309, size = 61, normalized size = 0.86 \[ \frac{2 (d+e x)^{9/2} \left (143 a^2 e^2+26 a b e (9 e x-2 d)+b^2 \left (8 d^2-36 d e x+99 e^2 x^2\right )\right )}{1287 e^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.046, size = 63, normalized size = 0.9 \begin{align*}{\frac{198\,{b}^{2}{x}^{2}{e}^{2}+468\,xab{e}^{2}-72\,x{b}^{2}de+286\,{a}^{2}{e}^{2}-104\,abde+16\,{b}^{2}{d}^{2}}{1287\,{e}^{3}} \left ( ex+d \right ) ^{{\frac{9}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.21825, size = 92, normalized size = 1.3 \begin{align*} \frac{2 \,{\left (99 \,{\left (e x + d\right )}^{\frac{13}{2}} b^{2} - 234 \,{\left (b^{2} d - a b e\right )}{\left (e x + d\right )}^{\frac{11}{2}} + 143 \,{\left (b^{2} d^{2} - 2 \, a b d e + a^{2} e^{2}\right )}{\left (e x + d\right )}^{\frac{9}{2}}\right )}}{1287 \, e^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 1.52034, size = 474, normalized size = 6.68 \begin{align*} \frac{2 \,{\left (99 \, b^{2} e^{6} x^{6} + 8 \, b^{2} d^{6} - 52 \, a b d^{5} e + 143 \, a^{2} d^{4} e^{2} + 18 \,{\left (20 \, b^{2} d e^{5} + 13 \, a b e^{6}\right )} x^{5} +{\left (458 \, b^{2} d^{2} e^{4} + 884 \, a b d e^{5} + 143 \, a^{2} e^{6}\right )} x^{4} + 4 \,{\left (53 \, b^{2} d^{3} e^{3} + 299 \, a b d^{2} e^{4} + 143 \, a^{2} d e^{5}\right )} x^{3} + 3 \,{\left (b^{2} d^{4} e^{2} + 208 \, a b d^{3} e^{3} + 286 \, a^{2} d^{2} e^{4}\right )} x^{2} - 2 \,{\left (2 \, b^{2} d^{5} e - 13 \, a b d^{4} e^{2} - 286 \, a^{2} d^{3} e^{3}\right )} x\right )} \sqrt{e x + d}}{1287 \, e^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 9.58377, size = 432, normalized size = 6.08 \begin{align*} \begin{cases} \frac{2 a^{2} d^{4} \sqrt{d + e x}}{9 e} + \frac{8 a^{2} d^{3} x \sqrt{d + e x}}{9} + \frac{4 a^{2} d^{2} e x^{2} \sqrt{d + e x}}{3} + \frac{8 a^{2} d e^{2} x^{3} \sqrt{d + e x}}{9} + \frac{2 a^{2} e^{3} x^{4} \sqrt{d + e x}}{9} - \frac{8 a b d^{5} \sqrt{d + e x}}{99 e^{2}} + \frac{4 a b d^{4} x \sqrt{d + e x}}{99 e} + \frac{32 a b d^{3} x^{2} \sqrt{d + e x}}{33} + \frac{184 a b d^{2} e x^{3} \sqrt{d + e x}}{99} + \frac{136 a b d e^{2} x^{4} \sqrt{d + e x}}{99} + \frac{4 a b e^{3} x^{5} \sqrt{d + e x}}{11} + \frac{16 b^{2} d^{6} \sqrt{d + e x}}{1287 e^{3}} - \frac{8 b^{2} d^{5} x \sqrt{d + e x}}{1287 e^{2}} + \frac{2 b^{2} d^{4} x^{2} \sqrt{d + e x}}{429 e} + \frac{424 b^{2} d^{3} x^{3} \sqrt{d + e x}}{1287} + \frac{916 b^{2} d^{2} e x^{4} \sqrt{d + e x}}{1287} + \frac{80 b^{2} d e^{2} x^{5} \sqrt{d + e x}}{143} + \frac{2 b^{2} e^{3} x^{6} \sqrt{d + e x}}{13} & \text{for}\: e \neq 0 \\d^{\frac{7}{2}} \left (a^{2} x + a b x^{2} + \frac{b^{2} x^{3}}{3}\right ) & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.16192, size = 803, normalized size = 11.31 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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