Optimal. Leaf size=102 \[ \frac{7 b^{3/2} \sqrt [4]{\frac{b x^2}{a}+1} E\left (\left .\frac{1}{2} \tan ^{-1}\left (\frac{\sqrt{b} x}{\sqrt{a}}\right )\right |2\right )}{2 a^{5/2} \sqrt [4]{a+b x^2}}+\frac{7 b}{6 a^2 x \sqrt [4]{a+b x^2}}-\frac{1}{3 a x^3 \sqrt [4]{a+b x^2}} \]
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Rubi [A] time = 0.0303397, antiderivative size = 102, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.2, Rules used = {286, 197, 196} \[ \frac{7 b^{3/2} \sqrt [4]{\frac{b x^2}{a}+1} E\left (\left .\frac{1}{2} \tan ^{-1}\left (\frac{\sqrt{b} x}{\sqrt{a}}\right )\right |2\right )}{2 a^{5/2} \sqrt [4]{a+b x^2}}+\frac{7 b}{6 a^2 x \sqrt [4]{a+b x^2}}-\frac{1}{3 a x^3 \sqrt [4]{a+b x^2}} \]
Antiderivative was successfully verified.
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Rule 286
Rule 197
Rule 196
Rubi steps
\begin{align*} \int \frac{1}{x^4 \left (a+b x^2\right )^{5/4}} \, dx &=-\frac{1}{3 a x^3 \sqrt [4]{a+b x^2}}-\frac{(7 b) \int \frac{1}{x^2 \left (a+b x^2\right )^{5/4}} \, dx}{6 a}\\ &=-\frac{1}{3 a x^3 \sqrt [4]{a+b x^2}}+\frac{7 b}{6 a^2 x \sqrt [4]{a+b x^2}}+\frac{\left (7 b^2\right ) \int \frac{1}{\left (a+b x^2\right )^{5/4}} \, dx}{4 a^2}\\ &=-\frac{1}{3 a x^3 \sqrt [4]{a+b x^2}}+\frac{7 b}{6 a^2 x \sqrt [4]{a+b x^2}}+\frac{\left (7 b^2 \sqrt [4]{1+\frac{b x^2}{a}}\right ) \int \frac{1}{\left (1+\frac{b x^2}{a}\right )^{5/4}} \, dx}{4 a^3 \sqrt [4]{a+b x^2}}\\ &=-\frac{1}{3 a x^3 \sqrt [4]{a+b x^2}}+\frac{7 b}{6 a^2 x \sqrt [4]{a+b x^2}}+\frac{7 b^{3/2} \sqrt [4]{1+\frac{b x^2}{a}} E\left (\left .\frac{1}{2} \tan ^{-1}\left (\frac{\sqrt{b} x}{\sqrt{a}}\right )\right |2\right )}{2 a^{5/2} \sqrt [4]{a+b x^2}}\\ \end{align*}
Mathematica [C] time = 0.0090307, size = 54, normalized size = 0.53 \[ -\frac{\sqrt [4]{\frac{b x^2}{a}+1} \, _2F_1\left (-\frac{3}{2},\frac{5}{4};-\frac{1}{2};-\frac{b x^2}{a}\right )}{3 a x^3 \sqrt [4]{a+b x^2}} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.046, size = 0, normalized size = 0. \begin{align*} \int{\frac{1}{{x}^{4}} \left ( b{x}^{2}+a \right ) ^{-{\frac{5}{4}}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{{\left (b x^{2} + a\right )}^{\frac{5}{4}} x^{4}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{{\left (b x^{2} + a\right )}^{\frac{3}{4}}}{b^{2} x^{8} + 2 \, a b x^{6} + a^{2} x^{4}}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] time = 1.36842, size = 32, normalized size = 0.31 \begin{align*} - \frac{{{}_{2}F_{1}\left (\begin{matrix} - \frac{3}{2}, \frac{5}{4} \\ - \frac{1}{2} \end{matrix}\middle |{\frac{b x^{2} e^{i \pi }}{a}} \right )}}{3 a^{\frac{5}{4}} x^{3}} \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*} \int \frac{1}{{\left (b x^{2} + a\right )}^{\frac{5}{4}} x^{4}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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