Integrand size = 22, antiderivative size = 275 \[ \int x \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2 \, dx=-\frac {3 b^2 d n^2 \left (d+e x^{2/3}\right )^2}{4 e^3}+\frac {b^2 n^2 \left (d+e x^{2/3}\right )^3}{9 e^3}+\frac {3 b^2 d^2 n^2 x^{2/3}}{e^2}-\frac {b^2 d^3 n^2 \log ^2\left (d+e x^{2/3}\right )}{2 e^3}-\frac {3 b d^2 n \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {3 b d n \left (d+e x^{2/3}\right )^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{2 e^3}-\frac {b n \left (d+e x^{2/3}\right )^3 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{3 e^3}+\frac {b d^3 n \log \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {1}{2} x^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2 \]
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Time = 0.20 (sec) , antiderivative size = 275, normalized size of antiderivative = 1.00, number of steps used = 8, number of rules used = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.364, Rules used = {2504, 2445, 2458, 45, 2372, 12, 14, 2338} \[ \int x \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2 \, dx=\frac {b d^3 n \log \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}-\frac {3 b d^2 n \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {3 b d n \left (d+e x^{2/3}\right )^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{2 e^3}-\frac {b n \left (d+e x^{2/3}\right )^3 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{3 e^3}+\frac {1}{2} x^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2-\frac {b^2 d^3 n^2 \log ^2\left (d+e x^{2/3}\right )}{2 e^3}+\frac {3 b^2 d^2 n^2 x^{2/3}}{e^2}-\frac {3 b^2 d n^2 \left (d+e x^{2/3}\right )^2}{4 e^3}+\frac {b^2 n^2 \left (d+e x^{2/3}\right )^3}{9 e^3} \]
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Rule 12
Rule 14
Rule 45
Rule 2338
Rule 2372
Rule 2445
Rule 2458
Rule 2504
Rubi steps \begin{align*} \text {integral}& = \frac {3}{2} \text {Subst}\left (\int x^2 \left (a+b \log \left (c (d+e x)^n\right )\right )^2 \, dx,x,x^{2/3}\right ) \\ & = \frac {1}{2} x^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2-(b e n) \text {Subst}\left (\int \frac {x^3 \left (a+b \log \left (c (d+e x)^n\right )\right )}{d+e x} \, dx,x,x^{2/3}\right ) \\ & = \frac {1}{2} x^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2-(b n) \text {Subst}\left (\int \frac {\left (-\frac {d}{e}+\frac {x}{e}\right )^3 \left (a+b \log \left (c x^n\right )\right )}{x} \, dx,x,d+e x^{2/3}\right ) \\ & = -\frac {3 b d^2 n \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {3 b d n \left (d+e x^{2/3}\right )^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{2 e^3}-\frac {b n \left (d+e x^{2/3}\right )^3 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{3 e^3}+\frac {b d^3 n \log \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {1}{2} x^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2+\left (b^2 n^2\right ) \text {Subst}\left (\int \frac {18 d^2 x-9 d x^2+2 x^3-6 d^3 \log (x)}{6 e^3 x} \, dx,x,d+e x^{2/3}\right ) \\ & = -\frac {3 b d^2 n \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {3 b d n \left (d+e x^{2/3}\right )^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{2 e^3}-\frac {b n \left (d+e x^{2/3}\right )^3 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{3 e^3}+\frac {b d^3 n \log \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {1}{2} x^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2+\frac {\left (b^2 n^2\right ) \text {Subst}\left (\int \frac {18 d^2 x-9 d x^2+2 x^3-6 d^3 \log (x)}{x} \, dx,x,d+e x^{2/3}\right )}{6 e^3} \\ & = -\frac {3 b d^2 n \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {3 b d n \left (d+e x^{2/3}\right )^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{2 e^3}-\frac {b n \left (d+e x^{2/3}\right )^3 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{3 e^3}+\frac {b d^3 n \log \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {1}{2} x^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2+\frac {\left (b^2 n^2\right ) \text {Subst}\left (\int \left (18 d^2-9 d x+2 x^2-\frac {6 d^3 \log (x)}{x}\right ) \, dx,x,d+e x^{2/3}\right )}{6 e^3} \\ & = -\frac {3 b^2 d n^2 \left (d+e x^{2/3}\right )^2}{4 e^3}+\frac {b^2 n^2 \left (d+e x^{2/3}\right )^3}{9 e^3}+\frac {3 b^2 d^2 n^2 x^{2/3}}{e^2}-\frac {3 b d^2 n \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {3 b d n \left (d+e x^{2/3}\right )^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{2 e^3}-\frac {b n \left (d+e x^{2/3}\right )^3 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{3 e^3}+\frac {b d^3 n \log \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {1}{2} x^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2-\frac {\left (b^2 d^3 n^2\right ) \text {Subst}\left (\int \frac {\log (x)}{x} \, dx,x,d+e x^{2/3}\right )}{e^3} \\ & = -\frac {3 b^2 d n^2 \left (d+e x^{2/3}\right )^2}{4 e^3}+\frac {b^2 n^2 \left (d+e x^{2/3}\right )^3}{9 e^3}+\frac {3 b^2 d^2 n^2 x^{2/3}}{e^2}-\frac {b^2 d^3 n^2 \log ^2\left (d+e x^{2/3}\right )}{2 e^3}-\frac {3 b d^2 n \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {3 b d n \left (d+e x^{2/3}\right )^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{2 e^3}-\frac {b n \left (d+e x^{2/3}\right )^3 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{3 e^3}+\frac {b d^3 n \log \left (d+e x^{2/3}\right ) \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )}{e^3}+\frac {1}{2} x^2 \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2 \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 239, normalized size of antiderivative = 0.87 \[ \int x \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2 \, dx=\frac {18 a^2 d^3-36 a b d^2 e n x^{2/3}+66 b^2 d^2 e n^2 x^{2/3}+18 a b d e^2 n x^{4/3}-15 b^2 d e^2 n^2 x^{4/3}+18 a^2 e^3 x^2-12 a b e^3 n x^2+4 b^2 e^3 n^2 x^2-30 b^2 d^3 n^2 \log \left (d+e x^{2/3}\right )+6 b \left (6 a \left (d^3+e^3 x^2\right )-b n \left (6 d^3+6 d^2 e x^{2/3}-3 d e^2 x^{4/3}+2 e^3 x^2\right )\right ) \log \left (c \left (d+e x^{2/3}\right )^n\right )+18 b^2 \left (d^3+e^3 x^2\right ) \log ^2\left (c \left (d+e x^{2/3}\right )^n\right )}{36 e^3} \]
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\[\int x {\left (a +b \ln \left (c \left (d +e \,x^{\frac {2}{3}}\right )^{n}\right )\right )}^{2}d x\]
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Time = 0.37 (sec) , antiderivative size = 304, normalized size of antiderivative = 1.11 \[ \int x \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2 \, dx=\frac {18 \, b^{2} e^{3} x^{2} \log \left (c\right )^{2} - 12 \, {\left (b^{2} e^{3} n - 3 \, a b e^{3}\right )} x^{2} \log \left (c\right ) + 2 \, {\left (2 \, b^{2} e^{3} n^{2} - 6 \, a b e^{3} n + 9 \, a^{2} e^{3}\right )} x^{2} + 18 \, {\left (b^{2} e^{3} n^{2} x^{2} + b^{2} d^{3} n^{2}\right )} \log \left (e x^{\frac {2}{3}} + d\right )^{2} + 6 \, {\left (3 \, b^{2} d e^{2} n^{2} x^{\frac {4}{3}} - 6 \, b^{2} d^{2} e n^{2} x^{\frac {2}{3}} - 11 \, b^{2} d^{3} n^{2} + 6 \, a b d^{3} n - 2 \, {\left (b^{2} e^{3} n^{2} - 3 \, a b e^{3} n\right )} x^{2} + 6 \, {\left (b^{2} e^{3} n x^{2} + b^{2} d^{3} n\right )} \log \left (c\right )\right )} \log \left (e x^{\frac {2}{3}} + d\right ) + 6 \, {\left (11 \, b^{2} d^{2} e n^{2} - 6 \, b^{2} d^{2} e n \log \left (c\right ) - 6 \, a b d^{2} e n\right )} x^{\frac {2}{3}} + 3 \, {\left (6 \, b^{2} d e^{2} n x \log \left (c\right ) - {\left (5 \, b^{2} d e^{2} n^{2} - 6 \, a b d e^{2} n\right )} x\right )} x^{\frac {1}{3}}}{36 \, e^{3}} \]
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Timed out. \[ \int x \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2 \, dx=\text {Timed out} \]
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Time = 0.23 (sec) , antiderivative size = 231, normalized size of antiderivative = 0.84 \[ \int x \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2 \, dx=\frac {1}{2} \, b^{2} x^{2} \log \left ({\left (e x^{\frac {2}{3}} + d\right )}^{n} c\right )^{2} + \frac {1}{6} \, a b e n {\left (\frac {6 \, d^{3} \log \left (e x^{\frac {2}{3}} + d\right )}{e^{4}} - \frac {2 \, e^{2} x^{2} - 3 \, d e x^{\frac {4}{3}} + 6 \, d^{2} x^{\frac {2}{3}}}{e^{3}}\right )} + a b x^{2} \log \left ({\left (e x^{\frac {2}{3}} + d\right )}^{n} c\right ) + \frac {1}{2} \, a^{2} x^{2} + \frac {1}{36} \, {\left (6 \, e n {\left (\frac {6 \, d^{3} \log \left (e x^{\frac {2}{3}} + d\right )}{e^{4}} - \frac {2 \, e^{2} x^{2} - 3 \, d e x^{\frac {4}{3}} + 6 \, d^{2} x^{\frac {2}{3}}}{e^{3}}\right )} \log \left ({\left (e x^{\frac {2}{3}} + d\right )}^{n} c\right ) + \frac {{\left (4 \, e^{3} x^{2} - 18 \, d^{3} \log \left (e x^{\frac {2}{3}} + d\right )^{2} - 15 \, d e^{2} x^{\frac {4}{3}} - 66 \, d^{3} \log \left (e x^{\frac {2}{3}} + d\right ) + 66 \, d^{2} e x^{\frac {2}{3}}\right )} n^{2}}{e^{3}}\right )} b^{2} \]
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Time = 0.50 (sec) , antiderivative size = 313, normalized size of antiderivative = 1.14 \[ \int x \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2 \, dx=\frac {1}{2} \, b^{2} x^{2} \log \left (c\right )^{2} + \frac {1}{36} \, {\left (18 \, x^{2} \log \left (e x^{\frac {2}{3}} + d\right )^{2} - {\left (6 \, {\left (\frac {2 \, {\left (e x^{\frac {2}{3}} + d\right )}^{3}}{e^{4}} - \frac {9 \, {\left (e x^{\frac {2}{3}} + d\right )}^{2} d}{e^{4}} + \frac {18 \, {\left (e x^{\frac {2}{3}} + d\right )} d^{2}}{e^{4}}\right )} \log \left (e x^{\frac {2}{3}} + d\right ) - \frac {18 \, d^{3} \log \left (e x^{\frac {2}{3}} + d\right )^{2}}{e^{4}} - \frac {4 \, {\left (e x^{\frac {2}{3}} + d\right )}^{3}}{e^{4}} + \frac {27 \, {\left (e x^{\frac {2}{3}} + d\right )}^{2} d}{e^{4}} - \frac {108 \, {\left (e x^{\frac {2}{3}} + d\right )} d^{2}}{e^{4}}\right )} e\right )} b^{2} n^{2} + \frac {1}{6} \, {\left (6 \, x^{2} \log \left (e x^{\frac {2}{3}} + d\right ) + e {\left (\frac {6 \, d^{3} \log \left ({\left | e x^{\frac {2}{3}} + d \right |}\right )}{e^{4}} - \frac {2 \, e^{2} x^{2} - 3 \, d e x^{\frac {4}{3}} + 6 \, d^{2} x^{\frac {2}{3}}}{e^{3}}\right )}\right )} b^{2} n \log \left (c\right ) + a b x^{2} \log \left (c\right ) + \frac {1}{6} \, {\left (6 \, x^{2} \log \left (e x^{\frac {2}{3}} + d\right ) + e {\left (\frac {6 \, d^{3} \log \left ({\left | e x^{\frac {2}{3}} + d \right |}\right )}{e^{4}} - \frac {2 \, e^{2} x^{2} - 3 \, d e x^{\frac {4}{3}} + 6 \, d^{2} x^{\frac {2}{3}}}{e^{3}}\right )}\right )} a b n + \frac {1}{2} \, a^{2} x^{2} \]
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Time = 1.73 (sec) , antiderivative size = 299, normalized size of antiderivative = 1.09 \[ \int x \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right )^2 \, dx={\ln \left (c\,{\left (d+e\,x^{2/3}\right )}^n\right )}^2\,\left (\frac {b^2\,x^2}{2}+\frac {b^2\,d^3}{2\,e^3}\right )-x^{4/3}\,\left (\frac {d\,\left (\frac {3\,a^2}{2}-a\,b\,n+\frac {b^2\,n^2}{3}\right )}{2\,e}-\frac {d\,\left (3\,a^2-b^2\,n^2\right )}{4\,e}\right )+x^2\,\left (\frac {a^2}{2}-\frac {a\,b\,n}{3}+\frac {b^2\,n^2}{9}\right )+\ln \left (c\,{\left (d+e\,x^{2/3}\right )}^n\right )\,\left (\frac {b\,x^2\,\left (3\,a-b\,n\right )}{3}-x^{4/3}\,\left (\frac {b\,d\,\left (3\,a-b\,n\right )}{2\,e}-\frac {3\,a\,b\,d}{2\,e}\right )+\frac {d\,x^{2/3}\,\left (\frac {b\,d\,\left (3\,a-b\,n\right )}{e}-\frac {3\,a\,b\,d}{e}\right )}{e}\right )+x^{2/3}\,\left (\frac {d\,\left (\frac {d\,\left (\frac {3\,a^2}{2}-a\,b\,n+\frac {b^2\,n^2}{3}\right )}{e}-\frac {d\,\left (3\,a^2-b^2\,n^2\right )}{2\,e}\right )}{e}+\frac {b^2\,d^2\,n^2}{e^2}\right )-\frac {\ln \left (d+e\,x^{2/3}\right )\,\left (11\,b^2\,d^3\,n^2-6\,a\,b\,d^3\,n\right )}{6\,e^3} \]
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