Optimal. Leaf size=84 \[ -\frac{4 b (a+b x)^{3/2} (4 A b-7 a B)}{105 a^3 x^{3/2}}+\frac{2 (a+b x)^{3/2} (4 A b-7 a B)}{35 a^2 x^{5/2}}-\frac{2 A (a+b x)^{3/2}}{7 a x^{7/2}} \]
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Rubi [A] time = 0.0273294, antiderivative size = 84, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.15, Rules used = {78, 45, 37} \[ -\frac{4 b (a+b x)^{3/2} (4 A b-7 a B)}{105 a^3 x^{3/2}}+\frac{2 (a+b x)^{3/2} (4 A b-7 a B)}{35 a^2 x^{5/2}}-\frac{2 A (a+b x)^{3/2}}{7 a x^{7/2}} \]
Antiderivative was successfully verified.
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Rule 78
Rule 45
Rule 37
Rubi steps
\begin{align*} \int \frac{\sqrt{a+b x} (A+B x)}{x^{9/2}} \, dx &=-\frac{2 A (a+b x)^{3/2}}{7 a x^{7/2}}+\frac{\left (2 \left (-2 A b+\frac{7 a B}{2}\right )\right ) \int \frac{\sqrt{a+b x}}{x^{7/2}} \, dx}{7 a}\\ &=-\frac{2 A (a+b x)^{3/2}}{7 a x^{7/2}}+\frac{2 (4 A b-7 a B) (a+b x)^{3/2}}{35 a^2 x^{5/2}}+\frac{(2 b (4 A b-7 a B)) \int \frac{\sqrt{a+b x}}{x^{5/2}} \, dx}{35 a^2}\\ &=-\frac{2 A (a+b x)^{3/2}}{7 a x^{7/2}}+\frac{2 (4 A b-7 a B) (a+b x)^{3/2}}{35 a^2 x^{5/2}}-\frac{4 b (4 A b-7 a B) (a+b x)^{3/2}}{105 a^3 x^{3/2}}\\ \end{align*}
Mathematica [A] time = 0.0206333, size = 57, normalized size = 0.68 \[ -\frac{2 (a+b x)^{3/2} \left (3 a^2 (5 A+7 B x)-2 a b x (6 A+7 B x)+8 A b^2 x^2\right )}{105 a^3 x^{7/2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.005, size = 53, normalized size = 0.6 \begin{align*} -{\frac{16\,A{b}^{2}{x}^{2}-28\,B{x}^{2}ab-24\,aAbx+42\,{a}^{2}Bx+30\,A{a}^{2}}{105\,{a}^{3}} \left ( bx+a \right ) ^{{\frac{3}{2}}}{x}^{-{\frac{7}{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 [A] time = 2.59901, size = 180, normalized size = 2.14 \begin{align*} -\frac{2 \,{\left (15 \, A a^{3} - 2 \,{\left (7 \, B a b^{2} - 4 \, A b^{3}\right )} x^{3} +{\left (7 \, B a^{2} b - 4 \, A a b^{2}\right )} x^{2} + 3 \,{\left (7 \, B a^{3} + A a^{2} b\right )} x\right )} \sqrt{b x + a}}{105 \, a^{3} x^{\frac{7}{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.3256, size = 154, normalized size = 1.83 \begin{align*} -\frac{{\left (b x + a\right )}^{\frac{3}{2}}{\left ({\left (b x + a\right )}{\left (\frac{2 \,{\left (7 \, B a b^{6} - 4 \, A b^{7}\right )}{\left (b x + a\right )}}{a^{4} b^{12}} - \frac{7 \,{\left (7 \, B a^{2} b^{6} - 4 \, A a b^{7}\right )}}{a^{4} b^{12}}\right )} + \frac{35 \,{\left (B a^{3} b^{6} - A a^{2} b^{7}\right )}}{a^{4} b^{12}}\right )} b}{80640 \,{\left ({\left (b x + a\right )} b - a b\right )}^{\frac{7}{2}}{\left | b \right |}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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