Optimal. Leaf size=220 \[ \frac{2 b^2 x^{9/2} \sqrt{a^2+2 a b x+b^2 x^2} (3 a B+A b)}{9 (a+b x)}+\frac{6 a b x^{7/2} \sqrt{a^2+2 a b x+b^2 x^2} (a B+A b)}{7 (a+b x)}+\frac{2 a^2 x^{5/2} \sqrt{a^2+2 a b x+b^2 x^2} (a B+3 A b)}{5 (a+b x)}+\frac{2 a^3 A x^{3/2} \sqrt{a^2+2 a b x+b^2 x^2}}{3 (a+b x)}+\frac{2 b^3 B x^{11/2} \sqrt{a^2+2 a b x+b^2 x^2}}{11 (a+b x)} \]
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Rubi [A] time = 0.083202, antiderivative size = 220, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 31, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.065, Rules used = {770, 76} \[ \frac{2 b^2 x^{9/2} \sqrt{a^2+2 a b x+b^2 x^2} (3 a B+A b)}{9 (a+b x)}+\frac{6 a b x^{7/2} \sqrt{a^2+2 a b x+b^2 x^2} (a B+A b)}{7 (a+b x)}+\frac{2 a^2 x^{5/2} \sqrt{a^2+2 a b x+b^2 x^2} (a B+3 A b)}{5 (a+b x)}+\frac{2 a^3 A x^{3/2} \sqrt{a^2+2 a b x+b^2 x^2}}{3 (a+b x)}+\frac{2 b^3 B x^{11/2} \sqrt{a^2+2 a b x+b^2 x^2}}{11 (a+b x)} \]
Antiderivative was successfully verified.
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Rule 770
Rule 76
Rubi steps
\begin{align*} \int \sqrt{x} (A+B x) \left (a^2+2 a b x+b^2 x^2\right )^{3/2} \, dx &=\frac{\sqrt{a^2+2 a b x+b^2 x^2} \int \sqrt{x} \left (a b+b^2 x\right )^3 (A+B x) \, dx}{b^2 \left (a b+b^2 x\right )}\\ &=\frac{\sqrt{a^2+2 a b x+b^2 x^2} \int \left (a^3 A b^3 \sqrt{x}+a^2 b^3 (3 A b+a B) x^{3/2}+3 a b^4 (A b+a B) x^{5/2}+b^5 (A b+3 a B) x^{7/2}+b^6 B x^{9/2}\right ) \, dx}{b^2 \left (a b+b^2 x\right )}\\ &=\frac{2 a^3 A x^{3/2} \sqrt{a^2+2 a b x+b^2 x^2}}{3 (a+b x)}+\frac{2 a^2 (3 A b+a B) x^{5/2} \sqrt{a^2+2 a b x+b^2 x^2}}{5 (a+b x)}+\frac{6 a b (A b+a B) x^{7/2} \sqrt{a^2+2 a b x+b^2 x^2}}{7 (a+b x)}+\frac{2 b^2 (A b+3 a B) x^{9/2} \sqrt{a^2+2 a b x+b^2 x^2}}{9 (a+b x)}+\frac{2 b^3 B x^{11/2} \sqrt{a^2+2 a b x+b^2 x^2}}{11 (a+b x)}\\ \end{align*}
Mathematica [A] time = 0.035261, size = 89, normalized size = 0.4 \[ \frac{2 x^{3/2} \sqrt{(a+b x)^2} \left (297 a^2 b x (7 A+5 B x)+231 a^3 (5 A+3 B x)+165 a b^2 x^2 (9 A+7 B x)+35 b^3 x^3 (11 A+9 B x)\right )}{3465 (a+b x)} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.006, size = 92, normalized size = 0.4 \begin{align*}{\frac{630\,B{x}^{4}{b}^{3}+770\,A{b}^{3}{x}^{3}+2310\,B{x}^{3}a{b}^{2}+2970\,A{x}^{2}a{b}^{2}+2970\,B{x}^{2}{a}^{2}b+4158\,A{a}^{2}bx+1386\,{a}^{3}Bx+2310\,A{a}^{3}}{3465\, \left ( bx+a \right ) ^{3}}{x}^{{\frac{3}{2}}} \left ( \left ( bx+a \right ) ^{2} \right ) ^{{\frac{3}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.07901, size = 185, normalized size = 0.84 \begin{align*} \frac{2}{315} \,{\left (5 \,{\left (7 \, b^{3} x^{2} + 9 \, a b^{2} x\right )} x^{\frac{5}{2}} + 18 \,{\left (5 \, a b^{2} x^{2} + 7 \, a^{2} b x\right )} x^{\frac{3}{2}} + 21 \,{\left (3 \, a^{2} b x^{2} + 5 \, a^{3} x\right )} \sqrt{x}\right )} A + \frac{2}{3465} \,{\left (35 \,{\left (9 \, b^{3} x^{2} + 11 \, a b^{2} x\right )} x^{\frac{7}{2}} + 110 \,{\left (7 \, a b^{2} x^{2} + 9 \, a^{2} b x\right )} x^{\frac{5}{2}} + 99 \,{\left (5 \, a^{2} b x^{2} + 7 \, a^{3} x\right )} x^{\frac{3}{2}}\right )} B \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.55926, size = 186, normalized size = 0.85 \begin{align*} \frac{2}{3465} \,{\left (315 \, B b^{3} x^{5} + 1155 \, A a^{3} x + 385 \,{\left (3 \, B a b^{2} + A b^{3}\right )} x^{4} + 1485 \,{\left (B a^{2} b + A a b^{2}\right )} x^{3} + 693 \,{\left (B a^{3} + 3 \, A a^{2} b\right )} x^{2}\right )} \sqrt{x} \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 \sqrt{x} \left (A + B x\right ) \left (\left (a + b x\right )^{2}\right )^{\frac{3}{2}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.14577, size = 169, normalized size = 0.77 \begin{align*} \frac{2}{11} \, B b^{3} x^{\frac{11}{2}} \mathrm{sgn}\left (b x + a\right ) + \frac{2}{3} \, B a b^{2} x^{\frac{9}{2}} \mathrm{sgn}\left (b x + a\right ) + \frac{2}{9} \, A b^{3} x^{\frac{9}{2}} \mathrm{sgn}\left (b x + a\right ) + \frac{6}{7} \, B a^{2} b x^{\frac{7}{2}} \mathrm{sgn}\left (b x + a\right ) + \frac{6}{7} \, A a b^{2} x^{\frac{7}{2}} \mathrm{sgn}\left (b x + a\right ) + \frac{2}{5} \, B a^{3} x^{\frac{5}{2}} \mathrm{sgn}\left (b x + a\right ) + \frac{6}{5} \, A a^{2} b x^{\frac{5}{2}} \mathrm{sgn}\left (b x + a\right ) + \frac{2}{3} \, A a^{3} x^{\frac{3}{2}} \mathrm{sgn}\left (b x + a\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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