Integrand size = 22, antiderivative size = 94 \[ \int \frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{x^3} \, dx=-\frac {b e n}{4 d x^{4/3}}+\frac {b e^2 n}{2 d^2 x^{2/3}}-\frac {b e^3 n \log \left (d+e x^{2/3}\right )}{2 d^3}-\frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{2 x^2}+\frac {b e^3 n \log (x)}{3 d^3} \]
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Time = 0.05 (sec) , antiderivative size = 94, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.136, Rules used = {2504, 2442, 46} \[ \int \frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{x^3} \, dx=-\frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{2 x^2}-\frac {b e^3 n \log \left (d+e x^{2/3}\right )}{2 d^3}+\frac {b e^3 n \log (x)}{3 d^3}+\frac {b e^2 n}{2 d^2 x^{2/3}}-\frac {b e n}{4 d x^{4/3}} \]
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Rule 46
Rule 2442
Rule 2504
Rubi steps \begin{align*} \text {integral}& = \frac {3}{2} \text {Subst}\left (\int \frac {a+b \log \left (c (d+e x)^n\right )}{x^4} \, dx,x,x^{2/3}\right ) \\ & = -\frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{2 x^2}+\frac {1}{2} (b e n) \text {Subst}\left (\int \frac {1}{x^3 (d+e x)} \, dx,x,x^{2/3}\right ) \\ & = -\frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{2 x^2}+\frac {1}{2} (b e n) \text {Subst}\left (\int \left (\frac {1}{d x^3}-\frac {e}{d^2 x^2}+\frac {e^2}{d^3 x}-\frac {e^3}{d^3 (d+e x)}\right ) \, dx,x,x^{2/3}\right ) \\ & = -\frac {b e n}{4 d x^{4/3}}+\frac {b e^2 n}{2 d^2 x^{2/3}}-\frac {b e^3 n \log \left (d+e x^{2/3}\right )}{2 d^3}-\frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{2 x^2}+\frac {b e^3 n \log (x)}{3 d^3} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 93, normalized size of antiderivative = 0.99 \[ \int \frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{x^3} \, dx=-\frac {a}{2 x^2}-\frac {b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{2 x^2}+\frac {1}{3} b e n \left (-\frac {3}{4 d x^{4/3}}+\frac {3 e}{2 d^2 x^{2/3}}-\frac {3 e^2 \log \left (d+e x^{2/3}\right )}{2 d^3}+\frac {e^2 \log (x)}{d^3}\right ) \]
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\[\int \frac {a +b \ln \left (c \left (d +e \,x^{\frac {2}{3}}\right )^{n}\right )}{x^{3}}d x\]
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Time = 0.36 (sec) , antiderivative size = 85, normalized size of antiderivative = 0.90 \[ \int \frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{x^3} \, dx=\frac {4 \, b e^{3} n x^{2} \log \left (x^{\frac {1}{3}}\right ) + 2 \, b d e^{2} n x^{\frac {4}{3}} - b d^{2} e n x^{\frac {2}{3}} - 2 \, b d^{3} \log \left (c\right ) - 2 \, a d^{3} - 2 \, {\left (b e^{3} n x^{2} + b d^{3} n\right )} \log \left (e x^{\frac {2}{3}} + d\right )}{4 \, d^{3} x^{2}} \]
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Timed out. \[ \int \frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{x^3} \, dx=\text {Timed out} \]
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Time = 0.21 (sec) , antiderivative size = 77, normalized size of antiderivative = 0.82 \[ \int \frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{x^3} \, dx=-\frac {1}{4} \, b e n {\left (\frac {2 \, e^{2} \log \left (e x^{\frac {2}{3}} + d\right )}{d^{3}} - \frac {2 \, e^{2} \log \left (x^{\frac {2}{3}}\right )}{d^{3}} - \frac {2 \, e x^{\frac {2}{3}} - d}{d^{2} x^{\frac {4}{3}}}\right )} - \frac {b \log \left ({\left (e x^{\frac {2}{3}} + d\right )}^{n} c\right )}{2 \, x^{2}} - \frac {a}{2 \, x^{2}} \]
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Time = 0.33 (sec) , antiderivative size = 95, normalized size of antiderivative = 1.01 \[ \int \frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{x^3} \, dx=-\frac {{\left (e^{4} {\left (\frac {2 \, \log \left ({\left | e x^{\frac {2}{3}} + d \right |}\right )}{d^{3}} - \frac {2 \, \log \left ({\left | e x^{\frac {2}{3}} \right |}\right )}{d^{3}} - \frac {2 \, {\left (e x^{\frac {2}{3}} + d\right )} d - 3 \, d^{2}}{d^{3} e^{2} x^{\frac {4}{3}}}\right )} + \frac {2 \, e \log \left (e x^{\frac {2}{3}} + d\right )}{x^{2}}\right )} b n}{4 \, e} - \frac {b \log \left (c\right )}{2 \, x^{2}} - \frac {a}{2 \, x^{2}} \]
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Time = 1.83 (sec) , antiderivative size = 74, normalized size of antiderivative = 0.79 \[ \int \frac {a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )}{x^3} \, dx=-\frac {\frac {b\,e\,n}{2\,d}-\frac {b\,e^2\,n\,x^{2/3}}{d^2}}{2\,x^{4/3}}-\frac {a}{2\,x^2}-\frac {b\,\ln \left (c\,{\left (d+e\,x^{2/3}\right )}^n\right )}{2\,x^2}-\frac {b\,e^3\,n\,\mathrm {atanh}\left (\frac {2\,e\,x^{2/3}}{d}+1\right )}{d^3} \]
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