Optimal. Leaf size=283 \[ -\frac{131072 b^9 \left (a x+b x^{2/3}\right )^{3/2}}{1616615 a^{10} x}+\frac{196608 b^8 \left (a x+b x^{2/3}\right )^{3/2}}{1616615 a^9 x^{2/3}}-\frac{49152 b^7 \left (a x+b x^{2/3}\right )^{3/2}}{323323 a^8 \sqrt [3]{x}}+\frac{8192 b^6 \left (a x+b x^{2/3}\right )^{3/2}}{46189 a^7}-\frac{9216 b^5 \sqrt [3]{x} \left (a x+b x^{2/3}\right )^{3/2}}{46189 a^6}+\frac{4608 b^4 x^{2/3} \left (a x+b x^{2/3}\right )^{3/2}}{20995 a^5}-\frac{384 b^3 x \left (a x+b x^{2/3}\right )^{3/2}}{1615 a^4}+\frac{576 b^2 x^{4/3} \left (a x+b x^{2/3}\right )^{3/2}}{2261 a^3}-\frac{36 b x^{5/3} \left (a x+b x^{2/3}\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (a x+b x^{2/3}\right )^{3/2}}{7 a} \]
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Rubi [A] time = 0.441085, antiderivative size = 283, normalized size of antiderivative = 1., number of steps used = 10, number of rules used = 3, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.158, Rules used = {2016, 2002, 2014} \[ -\frac{131072 b^9 \left (a x+b x^{2/3}\right )^{3/2}}{1616615 a^{10} x}+\frac{196608 b^8 \left (a x+b x^{2/3}\right )^{3/2}}{1616615 a^9 x^{2/3}}-\frac{49152 b^7 \left (a x+b x^{2/3}\right )^{3/2}}{323323 a^8 \sqrt [3]{x}}+\frac{8192 b^6 \left (a x+b x^{2/3}\right )^{3/2}}{46189 a^7}-\frac{9216 b^5 \sqrt [3]{x} \left (a x+b x^{2/3}\right )^{3/2}}{46189 a^6}+\frac{4608 b^4 x^{2/3} \left (a x+b x^{2/3}\right )^{3/2}}{20995 a^5}-\frac{384 b^3 x \left (a x+b x^{2/3}\right )^{3/2}}{1615 a^4}+\frac{576 b^2 x^{4/3} \left (a x+b x^{2/3}\right )^{3/2}}{2261 a^3}-\frac{36 b x^{5/3} \left (a x+b x^{2/3}\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (a x+b x^{2/3}\right )^{3/2}}{7 a} \]
Antiderivative was successfully verified.
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Rule 2016
Rule 2002
Rule 2014
Rubi steps
\begin{align*} \int x^2 \sqrt{b x^{2/3}+a x} \, dx &=\frac{2 x^2 \left (b x^{2/3}+a x\right )^{3/2}}{7 a}-\frac{(6 b) \int x^{5/3} \sqrt{b x^{2/3}+a x} \, dx}{7 a}\\ &=-\frac{36 b x^{5/3} \left (b x^{2/3}+a x\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (b x^{2/3}+a x\right )^{3/2}}{7 a}+\frac{\left (96 b^2\right ) \int x^{4/3} \sqrt{b x^{2/3}+a x} \, dx}{133 a^2}\\ &=\frac{576 b^2 x^{4/3} \left (b x^{2/3}+a x\right )^{3/2}}{2261 a^3}-\frac{36 b x^{5/3} \left (b x^{2/3}+a x\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (b x^{2/3}+a x\right )^{3/2}}{7 a}-\frac{\left (192 b^3\right ) \int x \sqrt{b x^{2/3}+a x} \, dx}{323 a^3}\\ &=-\frac{384 b^3 x \left (b x^{2/3}+a x\right )^{3/2}}{1615 a^4}+\frac{576 b^2 x^{4/3} \left (b x^{2/3}+a x\right )^{3/2}}{2261 a^3}-\frac{36 b x^{5/3} \left (b x^{2/3}+a x\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (b x^{2/3}+a x\right )^{3/2}}{7 a}+\frac{\left (768 b^4\right ) \int x^{2/3} \sqrt{b x^{2/3}+a x} \, dx}{1615 a^4}\\ &=\frac{4608 b^4 x^{2/3} \left (b x^{2/3}+a x\right )^{3/2}}{20995 a^5}-\frac{384 b^3 x \left (b x^{2/3}+a x\right )^{3/2}}{1615 a^4}+\frac{576 b^2 x^{4/3} \left (b x^{2/3}+a x\right )^{3/2}}{2261 a^3}-\frac{36 b x^{5/3} \left (b x^{2/3}+a x\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (b x^{2/3}+a x\right )^{3/2}}{7 a}-\frac{\left (1536 b^5\right ) \int \sqrt [3]{x} \sqrt{b x^{2/3}+a x} \, dx}{4199 a^5}\\ &=-\frac{9216 b^5 \sqrt [3]{x} \left (b x^{2/3}+a x\right )^{3/2}}{46189 a^6}+\frac{4608 b^4 x^{2/3} \left (b x^{2/3}+a x\right )^{3/2}}{20995 a^5}-\frac{384 b^3 x \left (b x^{2/3}+a x\right )^{3/2}}{1615 a^4}+\frac{576 b^2 x^{4/3} \left (b x^{2/3}+a x\right )^{3/2}}{2261 a^3}-\frac{36 b x^{5/3} \left (b x^{2/3}+a x\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (b x^{2/3}+a x\right )^{3/2}}{7 a}+\frac{\left (12288 b^6\right ) \int \sqrt{b x^{2/3}+a x} \, dx}{46189 a^6}\\ &=\frac{8192 b^6 \left (b x^{2/3}+a x\right )^{3/2}}{46189 a^7}-\frac{9216 b^5 \sqrt [3]{x} \left (b x^{2/3}+a x\right )^{3/2}}{46189 a^6}+\frac{4608 b^4 x^{2/3} \left (b x^{2/3}+a x\right )^{3/2}}{20995 a^5}-\frac{384 b^3 x \left (b x^{2/3}+a x\right )^{3/2}}{1615 a^4}+\frac{576 b^2 x^{4/3} \left (b x^{2/3}+a x\right )^{3/2}}{2261 a^3}-\frac{36 b x^{5/3} \left (b x^{2/3}+a x\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (b x^{2/3}+a x\right )^{3/2}}{7 a}-\frac{\left (8192 b^7\right ) \int \frac{\sqrt{b x^{2/3}+a x}}{\sqrt [3]{x}} \, dx}{46189 a^7}\\ &=\frac{8192 b^6 \left (b x^{2/3}+a x\right )^{3/2}}{46189 a^7}-\frac{49152 b^7 \left (b x^{2/3}+a x\right )^{3/2}}{323323 a^8 \sqrt [3]{x}}-\frac{9216 b^5 \sqrt [3]{x} \left (b x^{2/3}+a x\right )^{3/2}}{46189 a^6}+\frac{4608 b^4 x^{2/3} \left (b x^{2/3}+a x\right )^{3/2}}{20995 a^5}-\frac{384 b^3 x \left (b x^{2/3}+a x\right )^{3/2}}{1615 a^4}+\frac{576 b^2 x^{4/3} \left (b x^{2/3}+a x\right )^{3/2}}{2261 a^3}-\frac{36 b x^{5/3} \left (b x^{2/3}+a x\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (b x^{2/3}+a x\right )^{3/2}}{7 a}+\frac{\left (32768 b^8\right ) \int \frac{\sqrt{b x^{2/3}+a x}}{x^{2/3}} \, dx}{323323 a^8}\\ &=\frac{8192 b^6 \left (b x^{2/3}+a x\right )^{3/2}}{46189 a^7}+\frac{196608 b^8 \left (b x^{2/3}+a x\right )^{3/2}}{1616615 a^9 x^{2/3}}-\frac{49152 b^7 \left (b x^{2/3}+a x\right )^{3/2}}{323323 a^8 \sqrt [3]{x}}-\frac{9216 b^5 \sqrt [3]{x} \left (b x^{2/3}+a x\right )^{3/2}}{46189 a^6}+\frac{4608 b^4 x^{2/3} \left (b x^{2/3}+a x\right )^{3/2}}{20995 a^5}-\frac{384 b^3 x \left (b x^{2/3}+a x\right )^{3/2}}{1615 a^4}+\frac{576 b^2 x^{4/3} \left (b x^{2/3}+a x\right )^{3/2}}{2261 a^3}-\frac{36 b x^{5/3} \left (b x^{2/3}+a x\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (b x^{2/3}+a x\right )^{3/2}}{7 a}-\frac{\left (65536 b^9\right ) \int \frac{\sqrt{b x^{2/3}+a x}}{x} \, dx}{1616615 a^9}\\ &=\frac{8192 b^6 \left (b x^{2/3}+a x\right )^{3/2}}{46189 a^7}-\frac{131072 b^9 \left (b x^{2/3}+a x\right )^{3/2}}{1616615 a^{10} x}+\frac{196608 b^8 \left (b x^{2/3}+a x\right )^{3/2}}{1616615 a^9 x^{2/3}}-\frac{49152 b^7 \left (b x^{2/3}+a x\right )^{3/2}}{323323 a^8 \sqrt [3]{x}}-\frac{9216 b^5 \sqrt [3]{x} \left (b x^{2/3}+a x\right )^{3/2}}{46189 a^6}+\frac{4608 b^4 x^{2/3} \left (b x^{2/3}+a x\right )^{3/2}}{20995 a^5}-\frac{384 b^3 x \left (b x^{2/3}+a x\right )^{3/2}}{1615 a^4}+\frac{576 b^2 x^{4/3} \left (b x^{2/3}+a x\right )^{3/2}}{2261 a^3}-\frac{36 b x^{5/3} \left (b x^{2/3}+a x\right )^{3/2}}{133 a^2}+\frac{2 x^2 \left (b x^{2/3}+a x\right )^{3/2}}{7 a}\\ \end{align*}
Mathematica [A] time = 0.0951391, size = 144, normalized size = 0.51 \[ \frac{2 \left (a \sqrt [3]{x}+b\right ) \sqrt{a x+b x^{2/3}} \left (205920 a^7 b^2 x^{7/3}-192192 a^6 b^3 x^2+177408 a^5 b^4 x^{5/3}-161280 a^4 b^5 x^{4/3}-122880 a^2 b^7 x^{2/3}+143360 a^3 b^6 x-218790 a^8 b x^{8/3}+230945 a^9 x^3+98304 a b^8 \sqrt [3]{x}-65536 b^9\right )}{1616615 a^{10} \sqrt [3]{x}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.004, size = 123, normalized size = 0.4 \begin{align*} -{\frac{2}{1616615\,{a}^{10}}\sqrt{b{x}^{{\frac{2}{3}}}+ax} \left ( b+a\sqrt [3]{x} \right ) \left ( 218790\,{x}^{8/3}{a}^{8}b-205920\,{x}^{7/3}{a}^{7}{b}^{2}-177408\,{x}^{5/3}{a}^{5}{b}^{4}+161280\,{x}^{4/3}{a}^{4}{b}^{5}-230945\,{x}^{3}{a}^{9}+122880\,{x}^{2/3}{a}^{2}{b}^{7}+192192\,{x}^{2}{a}^{6}{b}^{3}-98304\,\sqrt [3]{x}a{b}^{8}-143360\,x{a}^{3}{b}^{6}+65536\,{b}^{9} \right ){\frac{1}{\sqrt [3]{x}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \sqrt{a x + b x^{\frac{2}{3}}} x^{2}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int x^{2} \sqrt{a x + b x^{\frac{2}{3}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.12632, size = 203, normalized size = 0.72 \begin{align*} \frac{131072 \, b^{\frac{21}{2}}}{1616615 \, a^{10}} + \frac{2 \,{\left (230945 \,{\left (a x^{\frac{1}{3}} + b\right )}^{\frac{21}{2}} - 2297295 \,{\left (a x^{\frac{1}{3}} + b\right )}^{\frac{19}{2}} b + 10270260 \,{\left (a x^{\frac{1}{3}} + b\right )}^{\frac{17}{2}} b^{2} - 27159132 \,{\left (a x^{\frac{1}{3}} + b\right )}^{\frac{15}{2}} b^{3} + 47006190 \,{\left (a x^{\frac{1}{3}} + b\right )}^{\frac{13}{2}} b^{4} - 55552770 \,{\left (a x^{\frac{1}{3}} + b\right )}^{\frac{11}{2}} b^{5} + 45265220 \,{\left (a x^{\frac{1}{3}} + b\right )}^{\frac{9}{2}} b^{6} - 24942060 \,{\left (a x^{\frac{1}{3}} + b\right )}^{\frac{7}{2}} b^{7} + 8729721 \,{\left (a x^{\frac{1}{3}} + b\right )}^{\frac{5}{2}} b^{8} - 1616615 \,{\left (a x^{\frac{1}{3}} + b\right )}^{\frac{3}{2}} b^{9}\right )}}{1616615 \, a^{10}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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