Optimal. Leaf size=53 \[ \frac {3 a^2 (a+b x)^{5/3}}{5 b^3}+\frac {3 (a+b x)^{11/3}}{11 b^3}-\frac {3 a (a+b x)^{8/3}}{4 b^3} \]
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Rubi [A] time = 0.01, antiderivative size = 53, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {43} \begin {gather*} \frac {3 a^2 (a+b x)^{5/3}}{5 b^3}+\frac {3 (a+b x)^{11/3}}{11 b^3}-\frac {3 a (a+b x)^{8/3}}{4 b^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 43
Rubi steps
\begin {align*} \int x^2 (a+b x)^{2/3} \, dx &=\int \left (\frac {a^2 (a+b x)^{2/3}}{b^2}-\frac {2 a (a+b x)^{5/3}}{b^2}+\frac {(a+b x)^{8/3}}{b^2}\right ) \, dx\\ &=\frac {3 a^2 (a+b x)^{5/3}}{5 b^3}-\frac {3 a (a+b x)^{8/3}}{4 b^3}+\frac {3 (a+b x)^{11/3}}{11 b^3}\\ \end {align*}
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Mathematica [A] time = 0.02, size = 35, normalized size = 0.66 \begin {gather*} \frac {3 (a+b x)^{5/3} \left (9 a^2-15 a b x+20 b^2 x^2\right )}{220 b^3} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.02, size = 39, normalized size = 0.74 \begin {gather*} \frac {3 (a+b x)^{5/3} \left (44 a^2-55 a (a+b x)+20 (a+b x)^2\right )}{220 b^3} \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 0.65, size = 42, normalized size = 0.79 \begin {gather*} \frac {3 \, {\left (20 \, b^{3} x^{3} + 5 \, a b^{2} x^{2} - 6 \, a^{2} b x + 9 \, a^{3}\right )} {\left (b x + a\right )}^{\frac {2}{3}}}{220 \, b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.83, size = 92, normalized size = 1.74 \begin {gather*} \frac {3 \, {\left (\frac {11 \, {\left (5 \, {\left (b x + a\right )}^{\frac {8}{3}} - 16 \, {\left (b x + a\right )}^{\frac {5}{3}} a + 20 \, {\left (b x + a\right )}^{\frac {2}{3}} a^{2}\right )} a}{b^{2}} + \frac {40 \, {\left (b x + a\right )}^{\frac {11}{3}} - 165 \, {\left (b x + a\right )}^{\frac {8}{3}} a + 264 \, {\left (b x + a\right )}^{\frac {5}{3}} a^{2} - 220 \, {\left (b x + a\right )}^{\frac {2}{3}} a^{3}}{b^{2}}\right )}}{440 \, b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 32, normalized size = 0.60 \begin {gather*} \frac {3 \left (b x +a \right )^{\frac {5}{3}} \left (20 b^{2} x^{2}-15 a b x +9 a^{2}\right )}{220 b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.35, size = 41, normalized size = 0.77 \begin {gather*} \frac {3 \, {\left (b x + a\right )}^{\frac {11}{3}}}{11 \, b^{3}} - \frac {3 \, {\left (b x + a\right )}^{\frac {8}{3}} a}{4 \, b^{3}} + \frac {3 \, {\left (b x + a\right )}^{\frac {5}{3}} a^{2}}{5 \, b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.04, size = 37, normalized size = 0.70 \begin {gather*} \frac {60\,{\left (a+b\,x\right )}^{11/3}-165\,a\,{\left (a+b\,x\right )}^{8/3}+132\,a^2\,{\left (a+b\,x\right )}^{5/3}}{220\,b^3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 1.94, size = 666, normalized size = 12.57 \begin {gather*} \frac {27 a^{\frac {35}{3}} \left (1 + \frac {b x}{a}\right )^{\frac {2}{3}}}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} - \frac {27 a^{\frac {35}{3}}}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} + \frac {63 a^{\frac {32}{3}} b x \left (1 + \frac {b x}{a}\right )^{\frac {2}{3}}}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} - \frac {81 a^{\frac {32}{3}} b x}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} + \frac {42 a^{\frac {29}{3}} b^{2} x^{2} \left (1 + \frac {b x}{a}\right )^{\frac {2}{3}}}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} - \frac {81 a^{\frac {29}{3}} b^{2} x^{2}}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} + \frac {78 a^{\frac {26}{3}} b^{3} x^{3} \left (1 + \frac {b x}{a}\right )^{\frac {2}{3}}}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} - \frac {27 a^{\frac {26}{3}} b^{3} x^{3}}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} + \frac {207 a^{\frac {23}{3}} b^{4} x^{4} \left (1 + \frac {b x}{a}\right )^{\frac {2}{3}}}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} + \frac {195 a^{\frac {20}{3}} b^{5} x^{5} \left (1 + \frac {b x}{a}\right )^{\frac {2}{3}}}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} + \frac {60 a^{\frac {17}{3}} b^{6} x^{6} \left (1 + \frac {b x}{a}\right )^{\frac {2}{3}}}{220 a^{8} b^{3} + 660 a^{7} b^{4} x + 660 a^{6} b^{5} x^{2} + 220 a^{5} b^{6} x^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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