Optimal. Leaf size=160 \[ \frac {512 b^4 \sqrt {a x+b x^{2/3}}}{21 a^6 \sqrt [3]{x}}-\frac {256 b^3 \sqrt {a x+b x^{2/3}}}{21 a^5}+\frac {64 b^2 \sqrt [3]{x} \sqrt {a x+b x^{2/3}}}{7 a^4}-\frac {160 b x^{2/3} \sqrt {a x+b x^{2/3}}}{21 a^3}+\frac {20 x \sqrt {a x+b x^{2/3}}}{3 a^2}-\frac {6 x^2}{a \sqrt {a x+b x^{2/3}}} \]
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Rubi [A] time = 0.24, antiderivative size = 160, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 4, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.210, Rules used = {2015, 2016, 2002, 2014} \begin {gather*} \frac {512 b^4 \sqrt {a x+b x^{2/3}}}{21 a^6 \sqrt [3]{x}}-\frac {256 b^3 \sqrt {a x+b x^{2/3}}}{21 a^5}+\frac {64 b^2 \sqrt [3]{x} \sqrt {a x+b x^{2/3}}}{7 a^4}-\frac {160 b x^{2/3} \sqrt {a x+b x^{2/3}}}{21 a^3}+\frac {20 x \sqrt {a x+b x^{2/3}}}{3 a^2}-\frac {6 x^2}{a \sqrt {a x+b x^{2/3}}} \end {gather*}
Antiderivative was successfully verified.
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Rule 2002
Rule 2014
Rule 2015
Rule 2016
Rubi steps
\begin {align*} \int \frac {x^2}{\left (b x^{2/3}+a x\right )^{3/2}} \, dx &=-\frac {6 x^2}{a \sqrt {b x^{2/3}+a x}}+\frac {10 \int \frac {x}{\sqrt {b x^{2/3}+a x}} \, dx}{a}\\ &=-\frac {6 x^2}{a \sqrt {b x^{2/3}+a x}}+\frac {20 x \sqrt {b x^{2/3}+a x}}{3 a^2}-\frac {(80 b) \int \frac {x^{2/3}}{\sqrt {b x^{2/3}+a x}} \, dx}{9 a^2}\\ &=-\frac {6 x^2}{a \sqrt {b x^{2/3}+a x}}-\frac {160 b x^{2/3} \sqrt {b x^{2/3}+a x}}{21 a^3}+\frac {20 x \sqrt {b x^{2/3}+a x}}{3 a^2}+\frac {\left (160 b^2\right ) \int \frac {\sqrt [3]{x}}{\sqrt {b x^{2/3}+a x}} \, dx}{21 a^3}\\ &=-\frac {6 x^2}{a \sqrt {b x^{2/3}+a x}}+\frac {64 b^2 \sqrt [3]{x} \sqrt {b x^{2/3}+a x}}{7 a^4}-\frac {160 b x^{2/3} \sqrt {b x^{2/3}+a x}}{21 a^3}+\frac {20 x \sqrt {b x^{2/3}+a x}}{3 a^2}-\frac {\left (128 b^3\right ) \int \frac {1}{\sqrt {b x^{2/3}+a x}} \, dx}{21 a^4}\\ &=-\frac {6 x^2}{a \sqrt {b x^{2/3}+a x}}-\frac {256 b^3 \sqrt {b x^{2/3}+a x}}{21 a^5}+\frac {64 b^2 \sqrt [3]{x} \sqrt {b x^{2/3}+a x}}{7 a^4}-\frac {160 b x^{2/3} \sqrt {b x^{2/3}+a x}}{21 a^3}+\frac {20 x \sqrt {b x^{2/3}+a x}}{3 a^2}+\frac {\left (256 b^4\right ) \int \frac {1}{\sqrt [3]{x} \sqrt {b x^{2/3}+a x}} \, dx}{63 a^5}\\ &=-\frac {6 x^2}{a \sqrt {b x^{2/3}+a x}}-\frac {256 b^3 \sqrt {b x^{2/3}+a x}}{21 a^5}+\frac {512 b^4 \sqrt {b x^{2/3}+a x}}{21 a^6 \sqrt [3]{x}}+\frac {64 b^2 \sqrt [3]{x} \sqrt {b x^{2/3}+a x}}{7 a^4}-\frac {160 b x^{2/3} \sqrt {b x^{2/3}+a x}}{21 a^3}+\frac {20 x \sqrt {b x^{2/3}+a x}}{3 a^2}\\ \end {align*}
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Mathematica [A] time = 0.10, size = 85, normalized size = 0.53 \begin {gather*} \frac {14 a^5 x^2-20 a^4 b x^{5/3}+32 a^3 b^2 x^{4/3}-64 a^2 b^3 x+256 a b^4 x^{2/3}+512 b^5 \sqrt [3]{x}}{21 a^6 \sqrt {a x+b x^{2/3}}} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 4.18, size = 91, normalized size = 0.57 \begin {gather*} \frac {2 \sqrt [3]{x} \left (7 a^5 x^{5/3}-10 a^4 b x^{4/3}+16 a^3 b^2 x-32 a^2 b^3 x^{2/3}+128 a b^4 \sqrt [3]{x}+256 b^5\right )}{21 a^6 \sqrt {x^{2/3} \left (a \sqrt [3]{x}+b\right )}} \end {gather*}
Antiderivative was successfully verified.
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fricas [F(-1)] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.23, size = 112, normalized size = 0.70 \begin {gather*} -\frac {512 \, b^{\frac {9}{2}}}{21 \, a^{6}} + \frac {6 \, b^{5}}{\sqrt {a x^{\frac {1}{3}} + b} a^{6}} + \frac {2 \, {\left (7 \, {\left (a x^{\frac {1}{3}} + b\right )}^{\frac {9}{2}} a^{48} - 45 \, {\left (a x^{\frac {1}{3}} + b\right )}^{\frac {7}{2}} a^{48} b + 126 \, {\left (a x^{\frac {1}{3}} + b\right )}^{\frac {5}{2}} a^{48} b^{2} - 210 \, {\left (a x^{\frac {1}{3}} + b\right )}^{\frac {3}{2}} a^{48} b^{3} + 315 \, \sqrt {a x^{\frac {1}{3}} + b} a^{48} b^{4}\right )}}{21 \, a^{54}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 77, normalized size = 0.48 \begin {gather*} \frac {2 \left (a \,x^{\frac {1}{3}}+b \right ) \left (7 a^{5} x^{\frac {5}{3}}-10 a^{4} b \,x^{\frac {4}{3}}+16 a^{3} b^{2} x -32 a^{2} b^{3} x^{\frac {2}{3}}+128 a \,b^{4} x^{\frac {1}{3}}+256 b^{5}\right ) x}{21 \left (a x +b \,x^{\frac {2}{3}}\right )^{\frac {3}{2}} a^{6}} \end {gather*}
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*} \int \frac {x^{2}}{{\left (a x + b x^{\frac {2}{3}}\right )}^{\frac {3}{2}}}\,{d x} \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 {x^2}{{\left (a\,x+b\,x^{2/3}\right )}^{3/2}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {x^{2}}{\left (a x + b x^{\frac {2}{3}}\right )^{\frac {3}{2}}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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