Optimal. Leaf size=411 \[ \frac {22 b^{21/4} \sqrt [6]{x} \left (\sqrt {a} \sqrt [3]{x}+\sqrt {b}\right ) \sqrt {\frac {a x^{2/3}+b}{\left (\sqrt {a} \sqrt [3]{x}+\sqrt {b}\right )^2}} F\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{a} \sqrt [6]{x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{221 a^{19/4} \sqrt {a x+b \sqrt [3]{x}}}-\frac {44 b^{21/4} \sqrt [6]{x} \left (\sqrt {a} \sqrt [3]{x}+\sqrt {b}\right ) \sqrt {\frac {a x^{2/3}+b}{\left (\sqrt {a} \sqrt [3]{x}+\sqrt {b}\right )^2}} E\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{a} \sqrt [6]{x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{221 a^{19/4} \sqrt {a x+b \sqrt [3]{x}}}+\frac {44 b^5 \sqrt [3]{x} \left (a x^{2/3}+b\right )}{221 a^{9/2} \left (\sqrt {a} \sqrt [3]{x}+\sqrt {b}\right ) \sqrt {a x+b \sqrt [3]{x}}}-\frac {44 b^4 \sqrt [3]{x} \sqrt {a x+b \sqrt [3]{x}}}{663 a^4}+\frac {220 b^3 x \sqrt {a x+b \sqrt [3]{x}}}{4641 a^3}-\frac {60 b^2 x^{5/3} \sqrt {a x+b \sqrt [3]{x}}}{1547 a^2}+\frac {4 b x^{7/3} \sqrt {a x+b \sqrt [3]{x}}}{119 a}+\frac {2}{7} x^3 \sqrt {a x+b \sqrt [3]{x}} \]
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Rubi [A] time = 0.58, antiderivative size = 411, normalized size of antiderivative = 1.00, number of steps used = 11, number of rules used = 8, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.421, Rules used = {2018, 2021, 2024, 2032, 329, 305, 220, 1196} \[ \frac {44 b^5 \sqrt [3]{x} \left (a x^{2/3}+b\right )}{221 a^{9/2} \left (\sqrt {a} \sqrt [3]{x}+\sqrt {b}\right ) \sqrt {a x+b \sqrt [3]{x}}}-\frac {60 b^2 x^{5/3} \sqrt {a x+b \sqrt [3]{x}}}{1547 a^2}+\frac {22 b^{21/4} \sqrt [6]{x} \left (\sqrt {a} \sqrt [3]{x}+\sqrt {b}\right ) \sqrt {\frac {a x^{2/3}+b}{\left (\sqrt {a} \sqrt [3]{x}+\sqrt {b}\right )^2}} F\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{a} \sqrt [6]{x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{221 a^{19/4} \sqrt {a x+b \sqrt [3]{x}}}-\frac {44 b^{21/4} \sqrt [6]{x} \left (\sqrt {a} \sqrt [3]{x}+\sqrt {b}\right ) \sqrt {\frac {a x^{2/3}+b}{\left (\sqrt {a} \sqrt [3]{x}+\sqrt {b}\right )^2}} E\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{a} \sqrt [6]{x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{221 a^{19/4} \sqrt {a x+b \sqrt [3]{x}}}-\frac {44 b^4 \sqrt [3]{x} \sqrt {a x+b \sqrt [3]{x}}}{663 a^4}+\frac {220 b^3 x \sqrt {a x+b \sqrt [3]{x}}}{4641 a^3}+\frac {4 b x^{7/3} \sqrt {a x+b \sqrt [3]{x}}}{119 a}+\frac {2}{7} x^3 \sqrt {a x+b \sqrt [3]{x}} \]
Antiderivative was successfully verified.
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Rule 220
Rule 305
Rule 329
Rule 1196
Rule 2018
Rule 2021
Rule 2024
Rule 2032
Rubi steps
\begin {align*} \int x^2 \sqrt {b \sqrt [3]{x}+a x} \, dx &=3 \operatorname {Subst}\left (\int x^8 \sqrt {b x+a x^3} \, dx,x,\sqrt [3]{x}\right )\\ &=\frac {2}{7} x^3 \sqrt {b \sqrt [3]{x}+a x}+\frac {1}{7} (2 b) \operatorname {Subst}\left (\int \frac {x^9}{\sqrt {b x+a x^3}} \, dx,x,\sqrt [3]{x}\right )\\ &=\frac {4 b x^{7/3} \sqrt {b \sqrt [3]{x}+a x}}{119 a}+\frac {2}{7} x^3 \sqrt {b \sqrt [3]{x}+a x}-\frac {\left (30 b^2\right ) \operatorname {Subst}\left (\int \frac {x^7}{\sqrt {b x+a x^3}} \, dx,x,\sqrt [3]{x}\right )}{119 a}\\ &=-\frac {60 b^2 x^{5/3} \sqrt {b \sqrt [3]{x}+a x}}{1547 a^2}+\frac {4 b x^{7/3} \sqrt {b \sqrt [3]{x}+a x}}{119 a}+\frac {2}{7} x^3 \sqrt {b \sqrt [3]{x}+a x}+\frac {\left (330 b^3\right ) \operatorname {Subst}\left (\int \frac {x^5}{\sqrt {b x+a x^3}} \, dx,x,\sqrt [3]{x}\right )}{1547 a^2}\\ &=\frac {220 b^3 x \sqrt {b \sqrt [3]{x}+a x}}{4641 a^3}-\frac {60 b^2 x^{5/3} \sqrt {b \sqrt [3]{x}+a x}}{1547 a^2}+\frac {4 b x^{7/3} \sqrt {b \sqrt [3]{x}+a x}}{119 a}+\frac {2}{7} x^3 \sqrt {b \sqrt [3]{x}+a x}-\frac {\left (110 b^4\right ) \operatorname {Subst}\left (\int \frac {x^3}{\sqrt {b x+a x^3}} \, dx,x,\sqrt [3]{x}\right )}{663 a^3}\\ &=-\frac {44 b^4 \sqrt [3]{x} \sqrt {b \sqrt [3]{x}+a x}}{663 a^4}+\frac {220 b^3 x \sqrt {b \sqrt [3]{x}+a x}}{4641 a^3}-\frac {60 b^2 x^{5/3} \sqrt {b \sqrt [3]{x}+a x}}{1547 a^2}+\frac {4 b x^{7/3} \sqrt {b \sqrt [3]{x}+a x}}{119 a}+\frac {2}{7} x^3 \sqrt {b \sqrt [3]{x}+a x}+\frac {\left (22 b^5\right ) \operatorname {Subst}\left (\int \frac {x}{\sqrt {b x+a x^3}} \, dx,x,\sqrt [3]{x}\right )}{221 a^4}\\ &=-\frac {44 b^4 \sqrt [3]{x} \sqrt {b \sqrt [3]{x}+a x}}{663 a^4}+\frac {220 b^3 x \sqrt {b \sqrt [3]{x}+a x}}{4641 a^3}-\frac {60 b^2 x^{5/3} \sqrt {b \sqrt [3]{x}+a x}}{1547 a^2}+\frac {4 b x^{7/3} \sqrt {b \sqrt [3]{x}+a x}}{119 a}+\frac {2}{7} x^3 \sqrt {b \sqrt [3]{x}+a x}+\frac {\left (22 b^5 \sqrt {b+a x^{2/3}} \sqrt [6]{x}\right ) \operatorname {Subst}\left (\int \frac {\sqrt {x}}{\sqrt {b+a x^2}} \, dx,x,\sqrt [3]{x}\right )}{221 a^4 \sqrt {b \sqrt [3]{x}+a x}}\\ &=-\frac {44 b^4 \sqrt [3]{x} \sqrt {b \sqrt [3]{x}+a x}}{663 a^4}+\frac {220 b^3 x \sqrt {b \sqrt [3]{x}+a x}}{4641 a^3}-\frac {60 b^2 x^{5/3} \sqrt {b \sqrt [3]{x}+a x}}{1547 a^2}+\frac {4 b x^{7/3} \sqrt {b \sqrt [3]{x}+a x}}{119 a}+\frac {2}{7} x^3 \sqrt {b \sqrt [3]{x}+a x}+\frac {\left (44 b^5 \sqrt {b+a x^{2/3}} \sqrt [6]{x}\right ) \operatorname {Subst}\left (\int \frac {x^2}{\sqrt {b+a x^4}} \, dx,x,\sqrt [6]{x}\right )}{221 a^4 \sqrt {b \sqrt [3]{x}+a x}}\\ &=-\frac {44 b^4 \sqrt [3]{x} \sqrt {b \sqrt [3]{x}+a x}}{663 a^4}+\frac {220 b^3 x \sqrt {b \sqrt [3]{x}+a x}}{4641 a^3}-\frac {60 b^2 x^{5/3} \sqrt {b \sqrt [3]{x}+a x}}{1547 a^2}+\frac {4 b x^{7/3} \sqrt {b \sqrt [3]{x}+a x}}{119 a}+\frac {2}{7} x^3 \sqrt {b \sqrt [3]{x}+a x}+\frac {\left (44 b^{11/2} \sqrt {b+a x^{2/3}} \sqrt [6]{x}\right ) \operatorname {Subst}\left (\int \frac {1}{\sqrt {b+a x^4}} \, dx,x,\sqrt [6]{x}\right )}{221 a^{9/2} \sqrt {b \sqrt [3]{x}+a x}}-\frac {\left (44 b^{11/2} \sqrt {b+a x^{2/3}} \sqrt [6]{x}\right ) \operatorname {Subst}\left (\int \frac {1-\frac {\sqrt {a} x^2}{\sqrt {b}}}{\sqrt {b+a x^4}} \, dx,x,\sqrt [6]{x}\right )}{221 a^{9/2} \sqrt {b \sqrt [3]{x}+a x}}\\ &=\frac {44 b^5 \left (b+a x^{2/3}\right ) \sqrt [3]{x}}{221 a^{9/2} \left (\sqrt {b}+\sqrt {a} \sqrt [3]{x}\right ) \sqrt {b \sqrt [3]{x}+a x}}-\frac {44 b^4 \sqrt [3]{x} \sqrt {b \sqrt [3]{x}+a x}}{663 a^4}+\frac {220 b^3 x \sqrt {b \sqrt [3]{x}+a x}}{4641 a^3}-\frac {60 b^2 x^{5/3} \sqrt {b \sqrt [3]{x}+a x}}{1547 a^2}+\frac {4 b x^{7/3} \sqrt {b \sqrt [3]{x}+a x}}{119 a}+\frac {2}{7} x^3 \sqrt {b \sqrt [3]{x}+a x}-\frac {44 b^{21/4} \left (\sqrt {b}+\sqrt {a} \sqrt [3]{x}\right ) \sqrt {\frac {b+a x^{2/3}}{\left (\sqrt {b}+\sqrt {a} \sqrt [3]{x}\right )^2}} \sqrt [6]{x} E\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{a} \sqrt [6]{x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{221 a^{19/4} \sqrt {b \sqrt [3]{x}+a x}}+\frac {22 b^{21/4} \left (\sqrt {b}+\sqrt {a} \sqrt [3]{x}\right ) \sqrt {\frac {b+a x^{2/3}}{\left (\sqrt {b}+\sqrt {a} \sqrt [3]{x}\right )^2}} \sqrt [6]{x} F\left (2 \tan ^{-1}\left (\frac {\sqrt [4]{a} \sqrt [6]{x}}{\sqrt [4]{b}}\right )|\frac {1}{2}\right )}{221 a^{19/4} \sqrt {b \sqrt [3]{x}+a x}}\\ \end {align*}
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Mathematica [C] time = 0.13, size = 136, normalized size = 0.33 \[ \frac {2 \sqrt [3]{x} \sqrt {a x+b \sqrt [3]{x}} \left (\sqrt {\frac {a x^{2/3}}{b}+1} \left (663 a^4 x^{8/3}+78 a^3 b x^2-90 a^2 b^2 x^{4/3}+110 a b^3 x^{2/3}-385 b^4\right )+385 b^4 \, _2F_1\left (-\frac {1}{2},\frac {3}{4};\frac {7}{4};-\frac {a x^{2/3}}{b}\right )\right )}{4641 a^4 \sqrt {\frac {a x^{2/3}}{b}+1}} \]
Antiderivative was successfully verified.
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fricas [F] time = 7.40, size = 0, normalized size = 0.00 \[ {\rm integral}\left (\sqrt {a x + b x^{\frac {1}{3}}} x^{2}, x\right ) \]
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 \[ \int \sqrt {a x + b x^{\frac {1}{3}}} x^{2}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.07, size = 273, normalized size = 0.66 \[ \frac {2 \sqrt {a x +b \,x^{\frac {1}{3}}}\, x^{3}}{7}+\frac {4 \sqrt {a x +b \,x^{\frac {1}{3}}}\, b \,x^{\frac {7}{3}}}{119 a}-\frac {60 \sqrt {a x +b \,x^{\frac {1}{3}}}\, b^{2} x^{\frac {5}{3}}}{1547 a^{2}}+\frac {220 \sqrt {a x +b \,x^{\frac {1}{3}}}\, b^{3} x}{4641 a^{3}}-\frac {44 \sqrt {a x +b \,x^{\frac {1}{3}}}\, b^{4} x^{\frac {1}{3}}}{663 a^{4}}+\frac {22 \sqrt {-a b}\, \sqrt {\frac {\left (x^{\frac {1}{3}}+\frac {\sqrt {-a b}}{a}\right ) a}{\sqrt {-a b}}}\, \sqrt {-\frac {2 \left (x^{\frac {1}{3}}-\frac {\sqrt {-a b}}{a}\right ) a}{\sqrt {-a b}}}\, \sqrt {-\frac {a \,x^{\frac {1}{3}}}{\sqrt {-a b}}}\, \left (-\frac {2 \sqrt {-a b}\, \EllipticE \left (\sqrt {\frac {\left (x^{\frac {1}{3}}+\frac {\sqrt {-a b}}{a}\right ) a}{\sqrt {-a b}}}, \frac {\sqrt {2}}{2}\right )}{a}+\frac {\sqrt {-a b}\, \EllipticF \left (\sqrt {\frac {\left (x^{\frac {1}{3}}+\frac {\sqrt {-a b}}{a}\right ) a}{\sqrt {-a b}}}, \frac {\sqrt {2}}{2}\right )}{a}\right ) b^{5}}{221 \sqrt {a x +b \,x^{\frac {1}{3}}}\, a^{5}} \]
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 \[ \int \sqrt {a x + b x^{\frac {1}{3}}} x^{2}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.00 \[ \int x^2\,\sqrt {a\,x+b\,x^{1/3}} \,d x \]
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 \[ \int x^{2} \sqrt {a x + b \sqrt [3]{x}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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