Optimal. Leaf size=149 \[ -\frac {3 b^3 x^2}{40 a^2 \sqrt [4]{a+b x^4}}-\frac {\left (a+b x^4\right )^{3/4}}{10 x^{10}}-\frac {b \left (a+b x^4\right )^{3/4}}{20 a x^6}+\frac {3 b^2 \left (a+b x^4\right )^{3/4}}{40 a^2 x^2}+\frac {3 b^{5/2} \sqrt [4]{1+\frac {b x^4}{a}} E\left (\left .\frac {1}{2} \tan ^{-1}\left (\frac {\sqrt {b} x^2}{\sqrt {a}}\right )\right |2\right )}{40 a^{3/2} \sqrt [4]{a+b x^4}} \]
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Rubi [A]
time = 0.07, antiderivative size = 149, normalized size of antiderivative = 1.00, number of steps
used = 7, number of rules used = 6, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.400, Rules used = {281, 283, 331,
235, 233, 202} \begin {gather*} \frac {3 b^{5/2} \sqrt [4]{\frac {b x^4}{a}+1} E\left (\left .\frac {1}{2} \text {ArcTan}\left (\frac {\sqrt {b} x^2}{\sqrt {a}}\right )\right |2\right )}{40 a^{3/2} \sqrt [4]{a+b x^4}}-\frac {3 b^3 x^2}{40 a^2 \sqrt [4]{a+b x^4}}+\frac {3 b^2 \left (a+b x^4\right )^{3/4}}{40 a^2 x^2}-\frac {\left (a+b x^4\right )^{3/4}}{10 x^{10}}-\frac {b \left (a+b x^4\right )^{3/4}}{20 a x^6} \end {gather*}
Antiderivative was successfully verified.
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Rule 202
Rule 233
Rule 235
Rule 281
Rule 283
Rule 331
Rubi steps
\begin {align*} \int \frac {\left (a+b x^4\right )^{3/4}}{x^{11}} \, dx &=\frac {1}{2} \text {Subst}\left (\int \frac {\left (a+b x^2\right )^{3/4}}{x^6} \, dx,x,x^2\right )\\ &=-\frac {\left (a+b x^4\right )^{3/4}}{10 x^{10}}+\frac {1}{20} (3 b) \text {Subst}\left (\int \frac {1}{x^4 \sqrt [4]{a+b x^2}} \, dx,x,x^2\right )\\ &=-\frac {\left (a+b x^4\right )^{3/4}}{10 x^{10}}-\frac {b \left (a+b x^4\right )^{3/4}}{20 a x^6}-\frac {\left (3 b^2\right ) \text {Subst}\left (\int \frac {1}{x^2 \sqrt [4]{a+b x^2}} \, dx,x,x^2\right )}{40 a}\\ &=-\frac {\left (a+b x^4\right )^{3/4}}{10 x^{10}}-\frac {b \left (a+b x^4\right )^{3/4}}{20 a x^6}+\frac {3 b^2 \left (a+b x^4\right )^{3/4}}{40 a^2 x^2}-\frac {\left (3 b^3\right ) \text {Subst}\left (\int \frac {1}{\sqrt [4]{a+b x^2}} \, dx,x,x^2\right )}{80 a^2}\\ &=-\frac {\left (a+b x^4\right )^{3/4}}{10 x^{10}}-\frac {b \left (a+b x^4\right )^{3/4}}{20 a x^6}+\frac {3 b^2 \left (a+b x^4\right )^{3/4}}{40 a^2 x^2}-\frac {\left (3 b^3 \sqrt [4]{1+\frac {b x^4}{a}}\right ) \text {Subst}\left (\int \frac {1}{\sqrt [4]{1+\frac {b x^2}{a}}} \, dx,x,x^2\right )}{80 a^2 \sqrt [4]{a+b x^4}}\\ &=-\frac {3 b^3 x^2}{40 a^2 \sqrt [4]{a+b x^4}}-\frac {\left (a+b x^4\right )^{3/4}}{10 x^{10}}-\frac {b \left (a+b x^4\right )^{3/4}}{20 a x^6}+\frac {3 b^2 \left (a+b x^4\right )^{3/4}}{40 a^2 x^2}+\frac {\left (3 b^3 \sqrt [4]{1+\frac {b x^4}{a}}\right ) \text {Subst}\left (\int \frac {1}{\left (1+\frac {b x^2}{a}\right )^{5/4}} \, dx,x,x^2\right )}{80 a^2 \sqrt [4]{a+b x^4}}\\ &=-\frac {3 b^3 x^2}{40 a^2 \sqrt [4]{a+b x^4}}-\frac {\left (a+b x^4\right )^{3/4}}{10 x^{10}}-\frac {b \left (a+b x^4\right )^{3/4}}{20 a x^6}+\frac {3 b^2 \left (a+b x^4\right )^{3/4}}{40 a^2 x^2}+\frac {3 b^{5/2} \sqrt [4]{1+\frac {b x^4}{a}} E\left (\left .\frac {1}{2} \tan ^{-1}\left (\frac {\sqrt {b} x^2}{\sqrt {a}}\right )\right |2\right )}{40 a^{3/2} \sqrt [4]{a+b x^4}}\\ \end {align*}
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Mathematica [C] Result contains higher order function than in optimal. Order 5 vs. order 4 in
optimal.
time = 10.02, size = 51, normalized size = 0.34 \begin {gather*} -\frac {\left (a+b x^4\right )^{3/4} \, _2F_1\left (-\frac {5}{2},-\frac {3}{4};-\frac {3}{2};-\frac {b x^4}{a}\right )}{10 x^{10} \left (1+\frac {b x^4}{a}\right )^{3/4}} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.00, size = 0, normalized size = 0.00 \[\int \frac {\left (b \,x^{4}+a \right )^{\frac {3}{4}}}{x^{11}}\, dx\]
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F]
time = 0.08, size = 15, normalized size = 0.10 \begin {gather*} {\rm integral}\left (\frac {{\left (b x^{4} + a\right )}^{\frac {3}{4}}}{x^{11}}, x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] Result contains complex when optimal does not.
time = 0.89, size = 34, normalized size = 0.23 \begin {gather*} - \frac {a^{\frac {3}{4}} {{}_{2}F_{1}\left (\begin {matrix} - \frac {5}{2}, - \frac {3}{4} \\ - \frac {3}{2} \end {matrix}\middle | {\frac {b x^{4} e^{i \pi }}{a}} \right )}}{10 x^{10}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int \frac {{\left (b\,x^4+a\right )}^{3/4}}{x^{11}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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