Optimal. Leaf size=105 \[ \frac {2 a^{5/2} \left (1-\frac {b x^4}{a}\right )^{3/4} F\left (\left .\frac {1}{2} \sin ^{-1}\left (\frac {\sqrt {b} x^2}{\sqrt {a}}\right )\right |2\right )}{21 b^{3/2} \left (a-b x^4\right )^{3/4}}+\frac {1}{7} x^6 \sqrt [4]{a-b x^4}-\frac {a x^2 \sqrt [4]{a-b x^4}}{21 b} \]
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Rubi [A] time = 0.06, antiderivative size = 105, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.312, Rules used = {275, 279, 321, 233, 232} \[ \frac {2 a^{5/2} \left (1-\frac {b x^4}{a}\right )^{3/4} F\left (\left .\frac {1}{2} \sin ^{-1}\left (\frac {\sqrt {b} x^2}{\sqrt {a}}\right )\right |2\right )}{21 b^{3/2} \left (a-b x^4\right )^{3/4}}+\frac {1}{7} x^6 \sqrt [4]{a-b x^4}-\frac {a x^2 \sqrt [4]{a-b x^4}}{21 b} \]
Antiderivative was successfully verified.
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Rule 232
Rule 233
Rule 275
Rule 279
Rule 321
Rubi steps
\begin {align*} \int x^5 \sqrt [4]{a-b x^4} \, dx &=\frac {1}{2} \operatorname {Subst}\left (\int x^2 \sqrt [4]{a-b x^2} \, dx,x,x^2\right )\\ &=\frac {1}{7} x^6 \sqrt [4]{a-b x^4}+\frac {1}{14} a \operatorname {Subst}\left (\int \frac {x^2}{\left (a-b x^2\right )^{3/4}} \, dx,x,x^2\right )\\ &=-\frac {a x^2 \sqrt [4]{a-b x^4}}{21 b}+\frac {1}{7} x^6 \sqrt [4]{a-b x^4}+\frac {a^2 \operatorname {Subst}\left (\int \frac {1}{\left (a-b x^2\right )^{3/4}} \, dx,x,x^2\right )}{21 b}\\ &=-\frac {a x^2 \sqrt [4]{a-b x^4}}{21 b}+\frac {1}{7} x^6 \sqrt [4]{a-b x^4}+\frac {\left (a^2 \left (1-\frac {b x^4}{a}\right )^{3/4}\right ) \operatorname {Subst}\left (\int \frac {1}{\left (1-\frac {b x^2}{a}\right )^{3/4}} \, dx,x,x^2\right )}{21 b \left (a-b x^4\right )^{3/4}}\\ &=-\frac {a x^2 \sqrt [4]{a-b x^4}}{21 b}+\frac {1}{7} x^6 \sqrt [4]{a-b x^4}+\frac {2 a^{5/2} \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 )}{21 b^{3/2} \left (a-b x^4\right )^{3/4}}\\ \end {align*}
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Mathematica [C] time = 0.11, size = 66, normalized size = 0.63 \[ \frac {x^2 \sqrt [4]{a-b x^4} \left (\frac {a \, _2F_1\left (-\frac {1}{4},\frac {1}{2};\frac {3}{2};\frac {b x^4}{a}\right )}{\sqrt [4]{1-\frac {b x^4}{a}}}-a+b x^4\right )}{7 b} \]
Antiderivative was successfully verified.
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fricas [F] time = 0.97, size = 0, normalized size = 0.00 \[ {\rm integral}\left ({\left (-b x^{4} + a\right )}^{\frac {1}{4}} x^{5}, x\right ) \]
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 \[ \int {\left (-b x^{4} + a\right )}^{\frac {1}{4}} x^{5}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.03, size = 0, normalized size = 0.00 \[ \int \left (-b \,x^{4}+a \right )^{\frac {1}{4}} x^{5}\, dx \]
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 \[ \int {\left (-b x^{4} + a\right )}^{\frac {1}{4}} x^{5}\,{d x} \]
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 \[ \int x^5\,{\left (a-b\,x^4\right )}^{1/4} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [C] time = 1.90, size = 31, normalized size = 0.30 \[ \frac {\sqrt [4]{a} x^{6} {{}_{2}F_{1}\left (\begin {matrix} - \frac {1}{4}, \frac {3}{2} \\ \frac {5}{2} \end {matrix}\middle | {\frac {b x^{4} e^{2 i \pi }}{a}} \right )}}{6} \]
Verification of antiderivative is not currently implemented for this CAS.
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