Optimal. Leaf size=238 \[ \frac{a^5}{8 b^6 \left (a+b x^2\right )^3 \sqrt{a^2+2 a b x^2+b^2 x^4}}-\frac{5 a^4}{6 b^6 \left (a+b x^2\right )^2 \sqrt{a^2+2 a b x^2+b^2 x^4}}+\frac{5 a^3}{2 b^6 \left (a+b x^2\right ) \sqrt{a^2+2 a b x^2+b^2 x^4}}-\frac{5 a^2}{b^6 \sqrt{a^2+2 a b x^2+b^2 x^4}}+\frac{x^2 \left (a+b x^2\right )}{2 b^5 \sqrt{a^2+2 a b x^2+b^2 x^4}}-\frac{5 a \left (a+b x^2\right ) \log \left (a+b x^2\right )}{2 b^6 \sqrt{a^2+2 a b x^2+b^2 x^4}} \]
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Rubi [A] time = 0.189469, antiderivative size = 238, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 26, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.115, Rules used = {1111, 646, 43} \[ \frac{a^5}{8 b^6 \left (a+b x^2\right )^3 \sqrt{a^2+2 a b x^2+b^2 x^4}}-\frac{5 a^4}{6 b^6 \left (a+b x^2\right )^2 \sqrt{a^2+2 a b x^2+b^2 x^4}}+\frac{5 a^3}{2 b^6 \left (a+b x^2\right ) \sqrt{a^2+2 a b x^2+b^2 x^4}}-\frac{5 a^2}{b^6 \sqrt{a^2+2 a b x^2+b^2 x^4}}+\frac{x^2 \left (a+b x^2\right )}{2 b^5 \sqrt{a^2+2 a b x^2+b^2 x^4}}-\frac{5 a \left (a+b x^2\right ) \log \left (a+b x^2\right )}{2 b^6 \sqrt{a^2+2 a b x^2+b^2 x^4}} \]
Antiderivative was successfully verified.
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Rule 1111
Rule 646
Rule 43
Rubi steps
\begin{align*} \int \frac{x^{11}}{\left (a^2+2 a b x^2+b^2 x^4\right )^{5/2}} \, dx &=\frac{1}{2} \operatorname{Subst}\left (\int \frac{x^5}{\left (a^2+2 a b x+b^2 x^2\right )^{5/2}} \, dx,x,x^2\right )\\ &=\frac{\left (b^4 \left (a b+b^2 x^2\right )\right ) \operatorname{Subst}\left (\int \frac{x^5}{\left (a b+b^2 x\right )^5} \, dx,x,x^2\right )}{2 \sqrt{a^2+2 a b x^2+b^2 x^4}}\\ &=\frac{\left (b^4 \left (a b+b^2 x^2\right )\right ) \operatorname{Subst}\left (\int \left (\frac{1}{b^{10}}-\frac{a^5}{b^{10} (a+b x)^5}+\frac{5 a^4}{b^{10} (a+b x)^4}-\frac{10 a^3}{b^{10} (a+b x)^3}+\frac{10 a^2}{b^{10} (a+b x)^2}-\frac{5 a}{b^{10} (a+b x)}\right ) \, dx,x,x^2\right )}{2 \sqrt{a^2+2 a b x^2+b^2 x^4}}\\ &=-\frac{5 a^2}{b^6 \sqrt{a^2+2 a b x^2+b^2 x^4}}+\frac{a^5}{8 b^6 \left (a+b x^2\right )^3 \sqrt{a^2+2 a b x^2+b^2 x^4}}-\frac{5 a^4}{6 b^6 \left (a+b x^2\right )^2 \sqrt{a^2+2 a b x^2+b^2 x^4}}+\frac{5 a^3}{2 b^6 \left (a+b x^2\right ) \sqrt{a^2+2 a b x^2+b^2 x^4}}+\frac{x^2 \left (a+b x^2\right )}{2 b^5 \sqrt{a^2+2 a b x^2+b^2 x^4}}-\frac{5 a \left (a+b x^2\right ) \log \left (a+b x^2\right )}{2 b^6 \sqrt{a^2+2 a b x^2+b^2 x^4}}\\ \end{align*}
Mathematica [A] time = 0.0382, size = 103, normalized size = 0.43 \[ \frac{-48 a^2 b^3 x^6-252 a^3 b^2 x^4-248 a^4 b x^2-77 a^5+48 a b^4 x^8-60 a \left (a+b x^2\right )^4 \log \left (a+b x^2\right )+12 b^5 x^{10}}{24 b^6 \left (a+b x^2\right )^3 \sqrt{\left (a+b x^2\right )^2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.238, size = 163, normalized size = 0.7 \begin{align*} -{\frac{ \left ( -12\,{b}^{5}{x}^{10}+60\,\ln \left ( b{x}^{2}+a \right ){x}^{8}a{b}^{4}-48\,a{b}^{4}{x}^{8}+240\,\ln \left ( b{x}^{2}+a \right ){x}^{6}{a}^{2}{b}^{3}+48\,{a}^{2}{b}^{3}{x}^{6}+360\,\ln \left ( b{x}^{2}+a \right ){x}^{4}{a}^{3}{b}^{2}+252\,{b}^{2}{a}^{3}{x}^{4}+240\,\ln \left ( b{x}^{2}+a \right ){x}^{2}{a}^{4}b+248\,{a}^{4}b{x}^{2}+60\,\ln \left ( b{x}^{2}+a \right ){a}^{5}+77\,{a}^{5} \right ) \left ( b{x}^{2}+a \right ) }{24\,{b}^{6}} \left ( \left ( b{x}^{2}+a \right ) ^{2} \right ) ^{-{\frac{5}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.02443, size = 161, normalized size = 0.68 \begin{align*} \frac{12 \, b^{5} x^{10} + 48 \, a b^{4} x^{8} - 48 \, a^{2} b^{3} x^{6} - 252 \, a^{3} b^{2} x^{4} - 248 \, a^{4} b x^{2} - 77 \, a^{5}}{24 \,{\left (b^{10} x^{8} + 4 \, a b^{9} x^{6} + 6 \, a^{2} b^{8} x^{4} + 4 \, a^{3} b^{7} x^{2} + a^{4} b^{6}\right )}} - \frac{5 \, a \log \left (b x^{2} + a\right )}{2 \, b^{6}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.31697, size = 332, normalized size = 1.39 \begin{align*} \frac{12 \, b^{5} x^{10} + 48 \, a b^{4} x^{8} - 48 \, a^{2} b^{3} x^{6} - 252 \, a^{3} b^{2} x^{4} - 248 \, a^{4} b x^{2} - 77 \, a^{5} - 60 \,{\left (a b^{4} x^{8} + 4 \, a^{2} b^{3} x^{6} + 6 \, a^{3} b^{2} x^{4} + 4 \, a^{4} b x^{2} + a^{5}\right )} \log \left (b x^{2} + a\right )}{24 \,{\left (b^{10} x^{8} + 4 \, a b^{9} x^{6} + 6 \, a^{2} b^{8} x^{4} + 4 \, a^{3} b^{7} x^{2} + a^{4} b^{6}\right )}} \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 \frac{x^{11}}{\left (\left (a + b x^{2}\right )^{2}\right )^{\frac{5}{2}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \mathit{sage}_{0} x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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