Integrand size = 15, antiderivative size = 47 \[ \int \left (a+\frac {b}{\sqrt [3]{x}}\right )^3 x^4 \, dx=\frac {b^3 x^4}{4}+\frac {9}{13} a b^2 x^{13/3}+\frac {9}{14} a^2 b x^{14/3}+\frac {a^3 x^5}{5} \]
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Time = 0.03 (sec) , antiderivative size = 47, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {269, 272, 45} \[ \int \left (a+\frac {b}{\sqrt [3]{x}}\right )^3 x^4 \, dx=\frac {a^3 x^5}{5}+\frac {9}{14} a^2 b x^{14/3}+\frac {9}{13} a b^2 x^{13/3}+\frac {b^3 x^4}{4} \]
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Rule 45
Rule 269
Rule 272
Rubi steps \begin{align*} \text {integral}& = \int \left (b+a \sqrt [3]{x}\right )^3 x^3 \, dx \\ & = 3 \text {Subst}\left (\int x^{11} (b+a x)^3 \, dx,x,\sqrt [3]{x}\right ) \\ & = 3 \text {Subst}\left (\int \left (b^3 x^{11}+3 a b^2 x^{12}+3 a^2 b x^{13}+a^3 x^{14}\right ) \, dx,x,\sqrt [3]{x}\right ) \\ & = \frac {b^3 x^4}{4}+\frac {9}{13} a b^2 x^{13/3}+\frac {9}{14} a^2 b x^{14/3}+\frac {a^3 x^5}{5} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 43, normalized size of antiderivative = 0.91 \[ \int \left (a+\frac {b}{\sqrt [3]{x}}\right )^3 x^4 \, dx=\frac {455 b^3 x^4+1260 a b^2 x^{13/3}+1170 a^2 b x^{14/3}+364 a^3 x^5}{1820} \]
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Time = 3.68 (sec) , antiderivative size = 36, normalized size of antiderivative = 0.77
method | result | size |
derivativedivides | \(\frac {b^{3} x^{4}}{4}+\frac {9 a \,b^{2} x^{\frac {13}{3}}}{13}+\frac {9 a^{2} b \,x^{\frac {14}{3}}}{14}+\frac {a^{3} x^{5}}{5}\) | \(36\) |
default | \(\frac {b^{3} x^{4}}{4}+\frac {9 a \,b^{2} x^{\frac {13}{3}}}{13}+\frac {9 a^{2} b \,x^{\frac {14}{3}}}{14}+\frac {a^{3} x^{5}}{5}\) | \(36\) |
trager | \(\frac {\left (4 a^{3} x^{4}+4 a^{3} x^{3}+5 b^{3} x^{3}+4 a^{3} x^{2}+5 b^{3} x^{2}+4 a^{3} x +5 b^{3} x +4 a^{3}+5 b^{3}\right ) \left (-1+x \right )}{20}+\frac {9 a \,b^{2} x^{\frac {13}{3}}}{13}+\frac {9 a^{2} b \,x^{\frac {14}{3}}}{14}\) | \(88\) |
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Time = 0.25 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.74 \[ \int \left (a+\frac {b}{\sqrt [3]{x}}\right )^3 x^4 \, dx=\frac {1}{5} \, a^{3} x^{5} + \frac {9}{14} \, a^{2} b x^{\frac {14}{3}} + \frac {9}{13} \, a b^{2} x^{\frac {13}{3}} + \frac {1}{4} \, b^{3} x^{4} \]
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Time = 0.39 (sec) , antiderivative size = 42, normalized size of antiderivative = 0.89 \[ \int \left (a+\frac {b}{\sqrt [3]{x}}\right )^3 x^4 \, dx=\frac {a^{3} x^{5}}{5} + \frac {9 a^{2} b x^{\frac {14}{3}}}{14} + \frac {9 a b^{2} x^{\frac {13}{3}}}{13} + \frac {b^{3} x^{4}}{4} \]
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Time = 0.20 (sec) , antiderivative size = 37, normalized size of antiderivative = 0.79 \[ \int \left (a+\frac {b}{\sqrt [3]{x}}\right )^3 x^4 \, dx=\frac {1}{1820} \, {\left (364 \, a^{3} + \frac {1170 \, a^{2} b}{x^{\frac {1}{3}}} + \frac {1260 \, a b^{2}}{x^{\frac {2}{3}}} + \frac {455 \, b^{3}}{x}\right )} x^{5} \]
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Time = 0.27 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.74 \[ \int \left (a+\frac {b}{\sqrt [3]{x}}\right )^3 x^4 \, dx=\frac {1}{5} \, a^{3} x^{5} + \frac {9}{14} \, a^{2} b x^{\frac {14}{3}} + \frac {9}{13} \, a b^{2} x^{\frac {13}{3}} + \frac {1}{4} \, b^{3} x^{4} \]
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Time = 0.05 (sec) , antiderivative size = 35, normalized size of antiderivative = 0.74 \[ \int \left (a+\frac {b}{\sqrt [3]{x}}\right )^3 x^4 \, dx=\frac {a^3\,x^5}{5}+\frac {b^3\,x^4}{4}+\frac {9\,a\,b^2\,x^{13/3}}{13}+\frac {9\,a^2\,b\,x^{14/3}}{14} \]
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