Optimal. Leaf size=130 \[ -\frac {2 a^2 x^2 \sqrt [4]{a-b x^4}}{77 b^2}-\frac {a x^6 \sqrt [4]{a-b x^4}}{77 b}+\frac {1}{11} x^{10} \sqrt [4]{a-b x^4}+\frac {4 a^{7/2} \left (1-\frac {b x^4}{a}\right )^{3/4} F\left (\left .\frac {1}{2} \sin ^{-1}\left (\frac {\sqrt {b} x^2}{\sqrt {a}}\right )\right |2\right )}{77 b^{5/2} \left (a-b x^4\right )^{3/4}} \]
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Rubi [A]
time = 0.06, antiderivative size = 130, normalized size of antiderivative = 1.00, number of steps
used = 6, number of rules used = 5, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.312, Rules used = {281, 285, 327,
239, 238} \begin {gather*} \frac {4 a^{7/2} \left (1-\frac {b x^4}{a}\right )^{3/4} F\left (\left .\frac {1}{2} \text {ArcSin}\left (\frac {\sqrt {b} x^2}{\sqrt {a}}\right )\right |2\right )}{77 b^{5/2} \left (a-b x^4\right )^{3/4}}-\frac {2 a^2 x^2 \sqrt [4]{a-b x^4}}{77 b^2}+\frac {1}{11} x^{10} \sqrt [4]{a-b x^4}-\frac {a x^6 \sqrt [4]{a-b x^4}}{77 b} \end {gather*}
Antiderivative was successfully verified.
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Rule 238
Rule 239
Rule 281
Rule 285
Rule 327
Rubi steps
\begin {align*} \int x^9 \sqrt [4]{a-b x^4} \, dx &=\frac {1}{2} \text {Subst}\left (\int x^4 \sqrt [4]{a-b x^2} \, dx,x,x^2\right )\\ &=\frac {1}{11} x^{10} \sqrt [4]{a-b x^4}+\frac {1}{22} a \text {Subst}\left (\int \frac {x^4}{\left (a-b x^2\right )^{3/4}} \, dx,x,x^2\right )\\ &=-\frac {a x^6 \sqrt [4]{a-b x^4}}{77 b}+\frac {1}{11} x^{10} \sqrt [4]{a-b x^4}+\frac {\left (3 a^2\right ) \text {Subst}\left (\int \frac {x^2}{\left (a-b x^2\right )^{3/4}} \, dx,x,x^2\right )}{77 b}\\ &=-\frac {2 a^2 x^2 \sqrt [4]{a-b x^4}}{77 b^2}-\frac {a x^6 \sqrt [4]{a-b x^4}}{77 b}+\frac {1}{11} x^{10} \sqrt [4]{a-b x^4}+\frac {\left (2 a^3\right ) \text {Subst}\left (\int \frac {1}{\left (a-b x^2\right )^{3/4}} \, dx,x,x^2\right )}{77 b^2}\\ &=-\frac {2 a^2 x^2 \sqrt [4]{a-b x^4}}{77 b^2}-\frac {a x^6 \sqrt [4]{a-b x^4}}{77 b}+\frac {1}{11} x^{10} \sqrt [4]{a-b x^4}+\frac {\left (2 a^3 \left (1-\frac {b x^4}{a}\right )^{3/4}\right ) \text {Subst}\left (\int \frac {1}{\left (1-\frac {b x^2}{a}\right )^{3/4}} \, dx,x,x^2\right )}{77 b^2 \left (a-b x^4\right )^{3/4}}\\ &=-\frac {2 a^2 x^2 \sqrt [4]{a-b x^4}}{77 b^2}-\frac {a x^6 \sqrt [4]{a-b x^4}}{77 b}+\frac {1}{11} x^{10} \sqrt [4]{a-b x^4}+\frac {4 a^{7/2} \left (1-\frac {b x^4}{a}\right )^{3/4} F\left (\left .\frac {1}{2} \sin ^{-1}\left (\frac {\sqrt {b} x^2}{\sqrt {a}}\right )\right |2\right )}{77 b^{5/2} \left (a-b x^4\right )^{3/4}}\\ \end {align*}
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Mathematica [C] Result contains higher order function than in optimal. Order 5 vs. order 4 in
optimal.
time = 6.69, size = 98, normalized size = 0.75 \begin {gather*} \frac {x^2 \sqrt [4]{a-b x^4} \left (-\sqrt [4]{1-\frac {b x^4}{a}} \left (6 a^2+a b x^4-7 b^2 x^8\right )+6 a^2 \, _2F_1\left (-\frac {1}{4},\frac {1}{2};\frac {3}{2};\frac {b x^4}{a}\right )\right )}{77 b^2 \sqrt [4]{1-\frac {b x^4}{a}}} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.01, size = 0, normalized size = 0.00 \[\int x^{9} \left (-b \,x^{4}+a \right )^{\frac {1}{4}}\, dx\]
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 = 16, normalized size = 0.12 \begin {gather*} {\rm integral}\left ({\left (-b x^{4} + a\right )}^{\frac {1}{4}} x^{9}, 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 = 0.61, size = 31, normalized size = 0.24 \begin {gather*} \frac {\sqrt [4]{a} x^{10} {{}_{2}F_{1}\left (\begin {matrix} - \frac {1}{4}, \frac {5}{2} \\ \frac {7}{2} \end {matrix}\middle | {\frac {b x^{4} e^{2 i \pi }}{a}} \right )}}{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 x^9\,{\left (a-b\,x^4\right )}^{1/4} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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