Optimal. Leaf size=81 \[ \frac {4 a^{3/2} \left (1-\frac {b x^2}{a}\right )^{3/4} \operatorname {EllipticF}\left (\frac {1}{2} \sin ^{-1}\left (\frac {\sqrt {b} x}{\sqrt {a}}\right ),2\right )}{3 b^{3/2} \left (a-b x^2\right )^{3/4}}-\frac {2 x \sqrt [4]{a-b x^2}}{3 b} \]
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Rubi [A] time = 0.02, antiderivative size = 81, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.188, Rules used = {321, 233, 232} \[ \frac {4 a^{3/2} \left (1-\frac {b x^2}{a}\right )^{3/4} F\left (\left .\frac {1}{2} \sin ^{-1}\left (\frac {\sqrt {b} x}{\sqrt {a}}\right )\right |2\right )}{3 b^{3/2} \left (a-b x^2\right )^{3/4}}-\frac {2 x \sqrt [4]{a-b x^2}}{3 b} \]
Antiderivative was successfully verified.
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Rule 232
Rule 233
Rule 321
Rubi steps
\begin {align*} \int \frac {x^2}{\left (a-b x^2\right )^{3/4}} \, dx &=-\frac {2 x \sqrt [4]{a-b x^2}}{3 b}+\frac {(2 a) \int \frac {1}{\left (a-b x^2\right )^{3/4}} \, dx}{3 b}\\ &=-\frac {2 x \sqrt [4]{a-b x^2}}{3 b}+\frac {\left (2 a \left (1-\frac {b x^2}{a}\right )^{3/4}\right ) \int \frac {1}{\left (1-\frac {b x^2}{a}\right )^{3/4}} \, dx}{3 b \left (a-b x^2\right )^{3/4}}\\ &=-\frac {2 x \sqrt [4]{a-b x^2}}{3 b}+\frac {4 a^{3/2} \left (1-\frac {b x^2}{a}\right )^{3/4} F\left (\left .\frac {1}{2} \sin ^{-1}\left (\frac {\sqrt {b} x}{\sqrt {a}}\right )\right |2\right )}{3 b^{3/2} \left (a-b x^2\right )^{3/4}}\\ \end {align*}
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Mathematica [C] time = 0.02, size = 64, normalized size = 0.79 \[ \frac {2 x \left (a \left (1-\frac {b x^2}{a}\right )^{3/4} \, _2F_1\left (\frac {1}{2},\frac {3}{4};\frac {3}{2};\frac {b x^2}{a}\right )-a+b x^2\right )}{3 b \left (a-b x^2\right )^{3/4}} \]
Antiderivative was successfully verified.
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fricas [F] time = 1.05, size = 0, normalized size = 0.00 \[ {\rm integral}\left (-\frac {{\left (-b x^{2} + a\right )}^{\frac {1}{4}} x^{2}}{b x^{2} - a}, x\right ) \]
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 \[ \int \frac {x^{2}}{{\left (-b x^{2} + a\right )}^{\frac {3}{4}}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.04, size = 0, normalized size = 0.00 \[ \int \frac {x^{2}}{\left (-b \,x^{2}+a \right )^{\frac {3}{4}}}\, dx \]
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 \[ \int \frac {x^{2}}{{\left (-b x^{2} + a\right )}^{\frac {3}{4}}}\,{d x} \]
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 \[ \int \frac {x^2}{{\left (a-b\,x^2\right )}^{3/4}} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [C] time = 0.84, size = 29, normalized size = 0.36 \[ \frac {x^{3} {{}_{2}F_{1}\left (\begin {matrix} \frac {3}{4}, \frac {3}{2} \\ \frac {5}{2} \end {matrix}\middle | {\frac {b x^{2} e^{2 i \pi }}{a}} \right )}}{3 a^{\frac {3}{4}}} \]
Verification of antiderivative is not currently implemented for this CAS.
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