Optimal. Leaf size=118 \[ \frac{2 a^3 (A b-a B)}{3 b^5 (a+b x)^{3/2}}-\frac{2 a^2 (3 A b-4 a B)}{b^5 \sqrt{a+b x}}-\frac{6 a \sqrt{a+b x} (A b-2 a B)}{b^5}+\frac{2 (a+b x)^{3/2} (A b-4 a B)}{3 b^5}+\frac{2 B (a+b x)^{5/2}}{5 b^5} \]
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Rubi [A] time = 0.0463162, antiderivative size = 118, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 18, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.056, Rules used = {77} \[ \frac{2 a^3 (A b-a B)}{3 b^5 (a+b x)^{3/2}}-\frac{2 a^2 (3 A b-4 a B)}{b^5 \sqrt{a+b x}}-\frac{6 a \sqrt{a+b x} (A b-2 a B)}{b^5}+\frac{2 (a+b x)^{3/2} (A b-4 a B)}{3 b^5}+\frac{2 B (a+b x)^{5/2}}{5 b^5} \]
Antiderivative was successfully verified.
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Rule 77
Rubi steps
\begin{align*} \int \frac{x^3 (A+B x)}{(a+b x)^{5/2}} \, dx &=\int \left (\frac{a^3 (-A b+a B)}{b^4 (a+b x)^{5/2}}-\frac{a^2 (-3 A b+4 a B)}{b^4 (a+b x)^{3/2}}+\frac{3 a (-A b+2 a B)}{b^4 \sqrt{a+b x}}+\frac{(A b-4 a B) \sqrt{a+b x}}{b^4}+\frac{B (a+b x)^{3/2}}{b^4}\right ) \, dx\\ &=\frac{2 a^3 (A b-a B)}{3 b^5 (a+b x)^{3/2}}-\frac{2 a^2 (3 A b-4 a B)}{b^5 \sqrt{a+b x}}-\frac{6 a (A b-2 a B) \sqrt{a+b x}}{b^5}+\frac{2 (A b-4 a B) (a+b x)^{3/2}}{3 b^5}+\frac{2 B (a+b x)^{5/2}}{5 b^5}\\ \end{align*}
Mathematica [A] time = 0.0594585, size = 86, normalized size = 0.73 \[ \frac{2 \left (24 a^2 b^2 x (2 B x-5 A)+a^3 (192 b B x-80 A b)+128 a^4 B-2 a b^3 x^2 (15 A+4 B x)+b^4 x^3 (5 A+3 B x)\right )}{15 b^5 (a+b x)^{3/2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.005, size = 95, normalized size = 0.8 \begin{align*} -{\frac{-6\,B{x}^{4}{b}^{4}-10\,A{b}^{4}{x}^{3}+16\,Ba{b}^{3}{x}^{3}+60\,Aa{b}^{3}{x}^{2}-96\,B{a}^{2}{b}^{2}{x}^{2}+240\,A{a}^{2}{b}^{2}x-384\,B{a}^{3}bx+160\,A{a}^{3}b-256\,B{a}^{4}}{15\,{b}^{5}} \left ( bx+a \right ) ^{-{\frac{3}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.03836, size = 143, normalized size = 1.21 \begin{align*} \frac{2 \,{\left (\frac{3 \,{\left (b x + a\right )}^{\frac{5}{2}} B - 5 \,{\left (4 \, B a - A b\right )}{\left (b x + a\right )}^{\frac{3}{2}} + 45 \,{\left (2 \, B a^{2} - A a b\right )} \sqrt{b x + a}}{b} - \frac{5 \,{\left (B a^{4} - A a^{3} b - 3 \,{\left (4 \, B a^{3} - 3 \, A a^{2} b\right )}{\left (b x + a\right )}\right )}}{{\left (b x + a\right )}^{\frac{3}{2}} b}\right )}}{15 \, b^{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.21192, size = 251, normalized size = 2.13 \begin{align*} \frac{2 \,{\left (3 \, B b^{4} x^{4} + 128 \, B a^{4} - 80 \, A a^{3} b -{\left (8 \, B a b^{3} - 5 \, A b^{4}\right )} x^{3} + 6 \,{\left (8 \, B a^{2} b^{2} - 5 \, A a b^{3}\right )} x^{2} + 24 \,{\left (8 \, B a^{3} b - 5 \, A a^{2} b^{2}\right )} x\right )} \sqrt{b x + a}}{15 \,{\left (b^{7} x^{2} + 2 \, a b^{6} x + a^{2} b^{5}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 15.2159, size = 117, normalized size = 0.99 \begin{align*} \frac{2 B \left (a + b x\right )^{\frac{5}{2}}}{5 b^{5}} - \frac{2 a^{3} \left (- A b + B a\right )}{3 b^{5} \left (a + b x\right )^{\frac{3}{2}}} + \frac{2 a^{2} \left (- 3 A b + 4 B a\right )}{b^{5} \sqrt{a + b x}} + \frac{\left (a + b x\right )^{\frac{3}{2}} \left (2 A b - 8 B a\right )}{3 b^{5}} + \frac{\sqrt{a + b x} \left (- 6 A a b + 12 B a^{2}\right )}{b^{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.18177, size = 169, normalized size = 1.43 \begin{align*} \frac{2 \,{\left (12 \,{\left (b x + a\right )} B a^{3} - B a^{4} - 9 \,{\left (b x + a\right )} A a^{2} b + A a^{3} b\right )}}{3 \,{\left (b x + a\right )}^{\frac{3}{2}} b^{5}} + \frac{2 \,{\left (3 \,{\left (b x + a\right )}^{\frac{5}{2}} B b^{20} - 20 \,{\left (b x + a\right )}^{\frac{3}{2}} B a b^{20} + 90 \, \sqrt{b x + a} B a^{2} b^{20} + 5 \,{\left (b x + a\right )}^{\frac{3}{2}} A b^{21} - 45 \, \sqrt{b x + a} A a b^{21}\right )}}{15 \, b^{25}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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