Integrand size = 22, antiderivative size = 77 \[ \int \frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x^2} \, dx=\frac {2 b n}{3 x}-\frac {2 b d n}{e \sqrt [3]{x}}-\frac {2 b d^{3/2} n \arctan \left (\frac {\sqrt {d} \sqrt [3]{x}}{\sqrt {e}}\right )}{e^{3/2}}-\frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x} \]
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Time = 0.03 (sec) , antiderivative size = 77, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.227, Rules used = {2505, 269, 348, 331, 211} \[ \int \frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x^2} \, dx=-\frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x}-\frac {2 b d^{3/2} n \arctan \left (\frac {\sqrt {d} \sqrt [3]{x}}{\sqrt {e}}\right )}{e^{3/2}}-\frac {2 b d n}{e \sqrt [3]{x}}+\frac {2 b n}{3 x} \]
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Rule 211
Rule 269
Rule 331
Rule 348
Rule 2505
Rubi steps \begin{align*} \text {integral}& = -\frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x}-\frac {1}{3} (2 b e n) \int \frac {1}{\left (d+\frac {e}{x^{2/3}}\right ) x^{8/3}} \, dx \\ & = -\frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x}-\frac {1}{3} (2 b e n) \int \frac {1}{\left (e+d x^{2/3}\right ) x^2} \, dx \\ & = -\frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x}-(2 b e n) \text {Subst}\left (\int \frac {1}{x^4 \left (e+d x^2\right )} \, dx,x,\sqrt [3]{x}\right ) \\ & = \frac {2 b n}{3 x}-\frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x}+(2 b d n) \text {Subst}\left (\int \frac {1}{x^2 \left (e+d x^2\right )} \, dx,x,\sqrt [3]{x}\right ) \\ & = \frac {2 b n}{3 x}-\frac {2 b d n}{e \sqrt [3]{x}}-\frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x}-\frac {\left (2 b d^2 n\right ) \text {Subst}\left (\int \frac {1}{e+d x^2} \, dx,x,\sqrt [3]{x}\right )}{e} \\ & = \frac {2 b n}{3 x}-\frac {2 b d n}{e \sqrt [3]{x}}-\frac {2 b d^{3/2} n \tan ^{-1}\left (\frac {\sqrt {d} \sqrt [3]{x}}{\sqrt {e}}\right )}{e^{3/2}}-\frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 80, normalized size of antiderivative = 1.04 \[ \int \frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x^2} \, dx=-\frac {a}{x}+\frac {2 b n}{3 x}-\frac {2 b d n}{e \sqrt [3]{x}}+\frac {2 b d^{3/2} n \arctan \left (\frac {\sqrt {e}}{\sqrt {d} \sqrt [3]{x}}\right )}{e^{3/2}}-\frac {b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x} \]
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\[\int \frac {a +b \ln \left (c \left (d +\frac {e}{x^{\frac {2}{3}}}\right )^{n}\right )}{x^{2}}d x\]
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Time = 0.36 (sec) , antiderivative size = 235, normalized size of antiderivative = 3.05 \[ \int \frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x^2} \, dx=\left [\frac {3 \, b d n x \sqrt {-\frac {d}{e}} \log \left (\frac {d^{3} x^{2} + 2 \, d e^{2} x \sqrt {-\frac {d}{e}} - e^{3} - 2 \, {\left (d^{2} e x \sqrt {-\frac {d}{e}} - d e^{2}\right )} x^{\frac {2}{3}} - 2 \, {\left (d^{2} e x + e^{3} \sqrt {-\frac {d}{e}}\right )} x^{\frac {1}{3}}}{d^{3} x^{2} + e^{3}}\right ) - 3 \, b e n \log \left (\frac {d x + e x^{\frac {1}{3}}}{x}\right ) - 6 \, b d n x^{\frac {2}{3}} + 2 \, b e n - 3 \, b e \log \left (c\right ) - 3 \, a e}{3 \, e x}, -\frac {6 \, b d n x \sqrt {\frac {d}{e}} \arctan \left (x^{\frac {1}{3}} \sqrt {\frac {d}{e}}\right ) + 3 \, b e n \log \left (\frac {d x + e x^{\frac {1}{3}}}{x}\right ) + 6 \, b d n x^{\frac {2}{3}} - 2 \, b e n + 3 \, b e \log \left (c\right ) + 3 \, a e}{3 \, e x}\right ] \]
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Timed out. \[ \int \frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x^2} \, dx=\text {Timed out} \]
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Exception generated. \[ \int \frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x^2} \, dx=\text {Exception raised: ValueError} \]
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Time = 0.36 (sec) , antiderivative size = 78, normalized size of antiderivative = 1.01 \[ \int \frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x^2} \, dx=-\frac {1}{3} \, {\left (2 \, e {\left (\frac {3 \, d^{2} \arctan \left (\frac {d x^{\frac {1}{3}}}{\sqrt {d e}}\right )}{\sqrt {d e} e^{2}} + \frac {3 \, d x^{\frac {2}{3}} - e}{e^{2} x}\right )} + \frac {3 \, \log \left (d + \frac {e}{x^{\frac {2}{3}}}\right )}{x}\right )} b n - \frac {b \log \left (c\right )}{x} - \frac {a}{x} \]
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Timed out. \[ \int \frac {a+b \log \left (c \left (d+\frac {e}{x^{2/3}}\right )^n\right )}{x^2} \, dx=\int \frac {a+b\,\ln \left (c\,{\left (d+\frac {e}{x^{2/3}}\right )}^n\right )}{x^2} \,d x \]
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