Optimal. Leaf size=264 \[ \frac{117 b^{5/4} \log \left (-\sqrt{2} \sqrt [4]{a} \sqrt [4]{b} \sqrt{x}+\sqrt{a}+\sqrt{b} x\right )}{64 \sqrt{2} a^{17/4}}-\frac{117 b^{5/4} \log \left (\sqrt{2} \sqrt [4]{a} \sqrt [4]{b} \sqrt{x}+\sqrt{a}+\sqrt{b} x\right )}{64 \sqrt{2} a^{17/4}}-\frac{117 b^{5/4} \tan ^{-1}\left (1-\frac{\sqrt{2} \sqrt [4]{b} \sqrt{x}}{\sqrt [4]{a}}\right )}{32 \sqrt{2} a^{17/4}}+\frac{117 b^{5/4} \tan ^{-1}\left (\frac{\sqrt{2} \sqrt [4]{b} \sqrt{x}}{\sqrt [4]{a}}+1\right )}{32 \sqrt{2} a^{17/4}}+\frac{13}{16 a^2 x^{5/2} \left (a+b x^2\right )}+\frac{117 b}{16 a^4 \sqrt{x}}-\frac{117}{80 a^3 x^{5/2}}+\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2} \]
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Rubi [A] time = 0.211701, antiderivative size = 264, normalized size of antiderivative = 1., number of steps used = 14, number of rules used = 9, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.6, Rules used = {290, 325, 329, 297, 1162, 617, 204, 1165, 628} \[ \frac{117 b^{5/4} \log \left (-\sqrt{2} \sqrt [4]{a} \sqrt [4]{b} \sqrt{x}+\sqrt{a}+\sqrt{b} x\right )}{64 \sqrt{2} a^{17/4}}-\frac{117 b^{5/4} \log \left (\sqrt{2} \sqrt [4]{a} \sqrt [4]{b} \sqrt{x}+\sqrt{a}+\sqrt{b} x\right )}{64 \sqrt{2} a^{17/4}}-\frac{117 b^{5/4} \tan ^{-1}\left (1-\frac{\sqrt{2} \sqrt [4]{b} \sqrt{x}}{\sqrt [4]{a}}\right )}{32 \sqrt{2} a^{17/4}}+\frac{117 b^{5/4} \tan ^{-1}\left (\frac{\sqrt{2} \sqrt [4]{b} \sqrt{x}}{\sqrt [4]{a}}+1\right )}{32 \sqrt{2} a^{17/4}}+\frac{13}{16 a^2 x^{5/2} \left (a+b x^2\right )}+\frac{117 b}{16 a^4 \sqrt{x}}-\frac{117}{80 a^3 x^{5/2}}+\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2} \]
Antiderivative was successfully verified.
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Rule 290
Rule 325
Rule 329
Rule 297
Rule 1162
Rule 617
Rule 204
Rule 1165
Rule 628
Rubi steps
\begin{align*} \int \frac{1}{x^{7/2} \left (a+b x^2\right )^3} \, dx &=\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2}+\frac{13 \int \frac{1}{x^{7/2} \left (a+b x^2\right )^2} \, dx}{8 a}\\ &=\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2}+\frac{13}{16 a^2 x^{5/2} \left (a+b x^2\right )}+\frac{117 \int \frac{1}{x^{7/2} \left (a+b x^2\right )} \, dx}{32 a^2}\\ &=-\frac{117}{80 a^3 x^{5/2}}+\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2}+\frac{13}{16 a^2 x^{5/2} \left (a+b x^2\right )}-\frac{(117 b) \int \frac{1}{x^{3/2} \left (a+b x^2\right )} \, dx}{32 a^3}\\ &=-\frac{117}{80 a^3 x^{5/2}}+\frac{117 b}{16 a^4 \sqrt{x}}+\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2}+\frac{13}{16 a^2 x^{5/2} \left (a+b x^2\right )}+\frac{\left (117 b^2\right ) \int \frac{\sqrt{x}}{a+b x^2} \, dx}{32 a^4}\\ &=-\frac{117}{80 a^3 x^{5/2}}+\frac{117 b}{16 a^4 \sqrt{x}}+\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2}+\frac{13}{16 a^2 x^{5/2} \left (a+b x^2\right )}+\frac{\left (117 b^2\right ) \operatorname{Subst}\left (\int \frac{x^2}{a+b x^4} \, dx,x,\sqrt{x}\right )}{16 a^4}\\ &=-\frac{117}{80 a^3 x^{5/2}}+\frac{117 b}{16 a^4 \sqrt{x}}+\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2}+\frac{13}{16 a^2 x^{5/2} \left (a+b x^2\right )}-\frac{\left (117 b^{3/2}\right ) \operatorname{Subst}\left (\int \frac{\sqrt{a}-\sqrt{b} x^2}{a+b x^4} \, dx,x,\sqrt{x}\right )}{32 a^4}+\frac{\left (117 b^{3/2}\right ) \operatorname{Subst}\left (\int \frac{\sqrt{a}+\sqrt{b} x^2}{a+b x^4} \, dx,x,\sqrt{x}\right )}{32 a^4}\\ &=-\frac{117}{80 a^3 x^{5/2}}+\frac{117 b}{16 a^4 \sqrt{x}}+\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2}+\frac{13}{16 a^2 x^{5/2} \left (a+b x^2\right )}+\frac{(117 b) \operatorname{Subst}\left (\int \frac{1}{\frac{\sqrt{a}}{\sqrt{b}}-\frac{\sqrt{2} \sqrt [4]{a} x}{\sqrt [4]{b}}+x^2} \, dx,x,\sqrt{x}\right )}{64 a^4}+\frac{(117 b) \operatorname{Subst}\left (\int \frac{1}{\frac{\sqrt{a}}{\sqrt{b}}+\frac{\sqrt{2} \sqrt [4]{a} x}{\sqrt [4]{b}}+x^2} \, dx,x,\sqrt{x}\right )}{64 a^4}+\frac{\left (117 b^{5/4}\right ) \operatorname{Subst}\left (\int \frac{\frac{\sqrt{2} \sqrt [4]{a}}{\sqrt [4]{b}}+2 x}{-\frac{\sqrt{a}}{\sqrt{b}}-\frac{\sqrt{2} \sqrt [4]{a} x}{\sqrt [4]{b}}-x^2} \, dx,x,\sqrt{x}\right )}{64 \sqrt{2} a^{17/4}}+\frac{\left (117 b^{5/4}\right ) \operatorname{Subst}\left (\int \frac{\frac{\sqrt{2} \sqrt [4]{a}}{\sqrt [4]{b}}-2 x}{-\frac{\sqrt{a}}{\sqrt{b}}+\frac{\sqrt{2} \sqrt [4]{a} x}{\sqrt [4]{b}}-x^2} \, dx,x,\sqrt{x}\right )}{64 \sqrt{2} a^{17/4}}\\ &=-\frac{117}{80 a^3 x^{5/2}}+\frac{117 b}{16 a^4 \sqrt{x}}+\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2}+\frac{13}{16 a^2 x^{5/2} \left (a+b x^2\right )}+\frac{117 b^{5/4} \log \left (\sqrt{a}-\sqrt{2} \sqrt [4]{a} \sqrt [4]{b} \sqrt{x}+\sqrt{b} x\right )}{64 \sqrt{2} a^{17/4}}-\frac{117 b^{5/4} \log \left (\sqrt{a}+\sqrt{2} \sqrt [4]{a} \sqrt [4]{b} \sqrt{x}+\sqrt{b} x\right )}{64 \sqrt{2} a^{17/4}}+\frac{\left (117 b^{5/4}\right ) \operatorname{Subst}\left (\int \frac{1}{-1-x^2} \, dx,x,1-\frac{\sqrt{2} \sqrt [4]{b} \sqrt{x}}{\sqrt [4]{a}}\right )}{32 \sqrt{2} a^{17/4}}-\frac{\left (117 b^{5/4}\right ) \operatorname{Subst}\left (\int \frac{1}{-1-x^2} \, dx,x,1+\frac{\sqrt{2} \sqrt [4]{b} \sqrt{x}}{\sqrt [4]{a}}\right )}{32 \sqrt{2} a^{17/4}}\\ &=-\frac{117}{80 a^3 x^{5/2}}+\frac{117 b}{16 a^4 \sqrt{x}}+\frac{1}{4 a x^{5/2} \left (a+b x^2\right )^2}+\frac{13}{16 a^2 x^{5/2} \left (a+b x^2\right )}-\frac{117 b^{5/4} \tan ^{-1}\left (1-\frac{\sqrt{2} \sqrt [4]{b} \sqrt{x}}{\sqrt [4]{a}}\right )}{32 \sqrt{2} a^{17/4}}+\frac{117 b^{5/4} \tan ^{-1}\left (1+\frac{\sqrt{2} \sqrt [4]{b} \sqrt{x}}{\sqrt [4]{a}}\right )}{32 \sqrt{2} a^{17/4}}+\frac{117 b^{5/4} \log \left (\sqrt{a}-\sqrt{2} \sqrt [4]{a} \sqrt [4]{b} \sqrt{x}+\sqrt{b} x\right )}{64 \sqrt{2} a^{17/4}}-\frac{117 b^{5/4} \log \left (\sqrt{a}+\sqrt{2} \sqrt [4]{a} \sqrt [4]{b} \sqrt{x}+\sqrt{b} x\right )}{64 \sqrt{2} a^{17/4}}\\ \end{align*}
Mathematica [C] time = 0.006324, size = 29, normalized size = 0.11 \[ -\frac{2 \, _2F_1\left (-\frac{5}{4},3;-\frac{1}{4};-\frac{b x^2}{a}\right )}{5 a^3 x^{5/2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.017, size = 192, normalized size = 0.7 \begin{align*}{\frac{21\,{b}^{3}}{16\,{a}^{4} \left ( b{x}^{2}+a \right ) ^{2}}{x}^{{\frac{7}{2}}}}+{\frac{25\,{b}^{2}}{16\,{a}^{3} \left ( b{x}^{2}+a \right ) ^{2}}{x}^{{\frac{3}{2}}}}+{\frac{117\,b\sqrt{2}}{128\,{a}^{4}}\ln \left ({ \left ( x-\sqrt [4]{{\frac{a}{b}}}\sqrt{x}\sqrt{2}+\sqrt{{\frac{a}{b}}} \right ) \left ( x+\sqrt [4]{{\frac{a}{b}}}\sqrt{x}\sqrt{2}+\sqrt{{\frac{a}{b}}} \right ) ^{-1}} \right ){\frac{1}{\sqrt [4]{{\frac{a}{b}}}}}}+{\frac{117\,b\sqrt{2}}{64\,{a}^{4}}\arctan \left ({\sqrt{2}\sqrt{x}{\frac{1}{\sqrt [4]{{\frac{a}{b}}}}}}+1 \right ){\frac{1}{\sqrt [4]{{\frac{a}{b}}}}}}+{\frac{117\,b\sqrt{2}}{64\,{a}^{4}}\arctan \left ({\sqrt{2}\sqrt{x}{\frac{1}{\sqrt [4]{{\frac{a}{b}}}}}}-1 \right ){\frac{1}{\sqrt [4]{{\frac{a}{b}}}}}}-{\frac{2}{5\,{a}^{3}}{x}^{-{\frac{5}{2}}}}+6\,{\frac{b}{{a}^{4}\sqrt{x}}} \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 = 1.47201, size = 778, normalized size = 2.95 \begin{align*} -\frac{2340 \,{\left (a^{4} b^{2} x^{7} + 2 \, a^{5} b x^{5} + a^{6} x^{3}\right )} \left (-\frac{b^{5}}{a^{17}}\right )^{\frac{1}{4}} \arctan \left (-\frac{1601613 \, a^{4} b^{4} \sqrt{x} \left (-\frac{b^{5}}{a^{17}}\right )^{\frac{1}{4}} - \sqrt{-2565164201769 \, a^{9} b^{5} \sqrt{-\frac{b^{5}}{a^{17}}} + 2565164201769 \, b^{8} x} a^{4} \left (-\frac{b^{5}}{a^{17}}\right )^{\frac{1}{4}}}{1601613 \, b^{5}}\right ) - 585 \,{\left (a^{4} b^{2} x^{7} + 2 \, a^{5} b x^{5} + a^{6} x^{3}\right )} \left (-\frac{b^{5}}{a^{17}}\right )^{\frac{1}{4}} \log \left (1601613 \, a^{13} \left (-\frac{b^{5}}{a^{17}}\right )^{\frac{3}{4}} + 1601613 \, b^{4} \sqrt{x}\right ) + 585 \,{\left (a^{4} b^{2} x^{7} + 2 \, a^{5} b x^{5} + a^{6} x^{3}\right )} \left (-\frac{b^{5}}{a^{17}}\right )^{\frac{1}{4}} \log \left (-1601613 \, a^{13} \left (-\frac{b^{5}}{a^{17}}\right )^{\frac{3}{4}} + 1601613 \, b^{4} \sqrt{x}\right ) - 4 \,{\left (585 \, b^{3} x^{6} + 1053 \, a b^{2} x^{4} + 416 \, a^{2} b x^{2} - 32 \, a^{3}\right )} \sqrt{x}}{320 \,{\left (a^{4} b^{2} x^{7} + 2 \, a^{5} b x^{5} + a^{6} x^{3}\right )}} \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 = 2.29089, size = 313, normalized size = 1.19 \begin{align*} \frac{117 \, \sqrt{2} \left (a b^{3}\right )^{\frac{3}{4}} \arctan \left (\frac{\sqrt{2}{\left (\sqrt{2} \left (\frac{a}{b}\right )^{\frac{1}{4}} + 2 \, \sqrt{x}\right )}}{2 \, \left (\frac{a}{b}\right )^{\frac{1}{4}}}\right )}{64 \, a^{5} b} + \frac{117 \, \sqrt{2} \left (a b^{3}\right )^{\frac{3}{4}} \arctan \left (-\frac{\sqrt{2}{\left (\sqrt{2} \left (\frac{a}{b}\right )^{\frac{1}{4}} - 2 \, \sqrt{x}\right )}}{2 \, \left (\frac{a}{b}\right )^{\frac{1}{4}}}\right )}{64 \, a^{5} b} - \frac{117 \, \sqrt{2} \left (a b^{3}\right )^{\frac{3}{4}} \log \left (\sqrt{2} \sqrt{x} \left (\frac{a}{b}\right )^{\frac{1}{4}} + x + \sqrt{\frac{a}{b}}\right )}{128 \, a^{5} b} + \frac{117 \, \sqrt{2} \left (a b^{3}\right )^{\frac{3}{4}} \log \left (-\sqrt{2} \sqrt{x} \left (\frac{a}{b}\right )^{\frac{1}{4}} + x + \sqrt{\frac{a}{b}}\right )}{128 \, a^{5} b} + \frac{21 \, b^{3} x^{\frac{7}{2}} + 25 \, a b^{2} x^{\frac{3}{2}}}{16 \,{\left (b x^{2} + a\right )}^{2} a^{4}} + \frac{2 \,{\left (15 \, b x^{2} - a\right )}}{5 \, a^{4} x^{\frac{5}{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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