Optimal. Leaf size=67 \[ \frac{\left (a+b x^2\right )^7 (A b-2 a B)}{14 b^3}-\frac{a \left (a+b x^2\right )^6 (A b-a B)}{12 b^3}+\frac{B \left (a+b x^2\right )^8}{16 b^3} \]
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Rubi [A] time = 0.143136, antiderivative size = 67, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.1, Rules used = {446, 76} \[ \frac{\left (a+b x^2\right )^7 (A b-2 a B)}{14 b^3}-\frac{a \left (a+b x^2\right )^6 (A b-a B)}{12 b^3}+\frac{B \left (a+b x^2\right )^8}{16 b^3} \]
Antiderivative was successfully verified.
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Rule 446
Rule 76
Rubi steps
\begin{align*} \int x^3 \left (a+b x^2\right )^5 \left (A+B x^2\right ) \, dx &=\frac{1}{2} \operatorname{Subst}\left (\int x (a+b x)^5 (A+B x) \, dx,x,x^2\right )\\ &=\frac{1}{2} \operatorname{Subst}\left (\int \left (\frac{a (-A b+a B) (a+b x)^5}{b^2}+\frac{(A b-2 a B) (a+b x)^6}{b^2}+\frac{B (a+b x)^7}{b^2}\right ) \, dx,x,x^2\right )\\ &=-\frac{a (A b-a B) \left (a+b x^2\right )^6}{12 b^3}+\frac{(A b-2 a B) \left (a+b x^2\right )^7}{14 b^3}+\frac{B \left (a+b x^2\right )^8}{16 b^3}\\ \end{align*}
Mathematica [A] time = 0.015552, size = 114, normalized size = 1.7 \[ a^2 b^2 x^{10} (a B+A b)+\frac{5}{8} a^3 b x^8 (a B+2 A b)+\frac{1}{6} a^4 x^6 (a B+5 A b)+\frac{1}{4} a^5 A x^4+\frac{1}{14} b^4 x^{14} (5 a B+A b)+\frac{5}{12} a b^3 x^{12} (2 a B+A b)+\frac{1}{16} b^5 B x^{16} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.001, size = 124, normalized size = 1.9 \begin{align*}{\frac{{b}^{5}B{x}^{16}}{16}}+{\frac{ \left ({b}^{5}A+5\,a{b}^{4}B \right ){x}^{14}}{14}}+{\frac{ \left ( 5\,a{b}^{4}A+10\,{a}^{2}{b}^{3}B \right ){x}^{12}}{12}}+{\frac{ \left ( 10\,{a}^{2}{b}^{3}A+10\,{a}^{3}{b}^{2}B \right ){x}^{10}}{10}}+{\frac{ \left ( 10\,{a}^{3}{b}^{2}A+5\,{a}^{4}bB \right ){x}^{8}}{8}}+{\frac{ \left ( 5\,{a}^{4}bA+{a}^{5}B \right ){x}^{6}}{6}}+{\frac{{a}^{5}A{x}^{4}}{4}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.981593, size = 159, normalized size = 2.37 \begin{align*} \frac{1}{16} \, B b^{5} x^{16} + \frac{1}{14} \,{\left (5 \, B a b^{4} + A b^{5}\right )} x^{14} + \frac{5}{12} \,{\left (2 \, B a^{2} b^{3} + A a b^{4}\right )} x^{12} +{\left (B a^{3} b^{2} + A a^{2} b^{3}\right )} x^{10} + \frac{1}{4} \, A a^{5} x^{4} + \frac{5}{8} \,{\left (B a^{4} b + 2 \, A a^{3} b^{2}\right )} x^{8} + \frac{1}{6} \,{\left (B a^{5} + 5 \, A a^{4} b\right )} x^{6} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.30656, size = 294, normalized size = 4.39 \begin{align*} \frac{1}{16} x^{16} b^{5} B + \frac{5}{14} x^{14} b^{4} a B + \frac{1}{14} x^{14} b^{5} A + \frac{5}{6} x^{12} b^{3} a^{2} B + \frac{5}{12} x^{12} b^{4} a A + x^{10} b^{2} a^{3} B + x^{10} b^{3} a^{2} A + \frac{5}{8} x^{8} b a^{4} B + \frac{5}{4} x^{8} b^{2} a^{3} A + \frac{1}{6} x^{6} a^{5} B + \frac{5}{6} x^{6} b a^{4} A + \frac{1}{4} x^{4} a^{5} A \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 0.082481, size = 131, normalized size = 1.96 \begin{align*} \frac{A a^{5} x^{4}}{4} + \frac{B b^{5} x^{16}}{16} + x^{14} \left (\frac{A b^{5}}{14} + \frac{5 B a b^{4}}{14}\right ) + x^{12} \left (\frac{5 A a b^{4}}{12} + \frac{5 B a^{2} b^{3}}{6}\right ) + x^{10} \left (A a^{2} b^{3} + B a^{3} b^{2}\right ) + x^{8} \left (\frac{5 A a^{3} b^{2}}{4} + \frac{5 B a^{4} b}{8}\right ) + x^{6} \left (\frac{5 A a^{4} b}{6} + \frac{B a^{5}}{6}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.15456, size = 166, normalized size = 2.48 \begin{align*} \frac{1}{16} \, B b^{5} x^{16} + \frac{5}{14} \, B a b^{4} x^{14} + \frac{1}{14} \, A b^{5} x^{14} + \frac{5}{6} \, B a^{2} b^{3} x^{12} + \frac{5}{12} \, A a b^{4} x^{12} + B a^{3} b^{2} x^{10} + A a^{2} b^{3} x^{10} + \frac{5}{8} \, B a^{4} b x^{8} + \frac{5}{4} \, A a^{3} b^{2} x^{8} + \frac{1}{6} \, B a^{5} x^{6} + \frac{5}{6} \, A a^{4} b x^{6} + \frac{1}{4} \, A a^{5} x^{4} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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