Integrand size = 18, antiderivative size = 72 \[ \int \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right ) \, dx=\frac {2 b d n \sqrt [3]{x}}{e}+a x-\frac {2 b n x}{3}-\frac {2 b d^{3/2} n \arctan \left (\frac {\sqrt {e} \sqrt [3]{x}}{\sqrt {d}}\right )}{e^{3/2}}+b x \log \left (c \left (d+e x^{2/3}\right )^n\right ) \]
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Time = 0.05 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.222, Rules used = {2498, 348, 308, 211} \[ \int \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right ) \, dx=a x-\frac {2 b d^{3/2} n \arctan \left (\frac {\sqrt {e} \sqrt [3]{x}}{\sqrt {d}}\right )}{e^{3/2}}+b x \log \left (c \left (d+e x^{2/3}\right )^n\right )+\frac {2 b d n \sqrt [3]{x}}{e}-\frac {2 b n x}{3} \]
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Rule 211
Rule 308
Rule 348
Rule 2498
Rubi steps \begin{align*} \text {integral}& = a x+b \int \log \left (c \left (d+e x^{2/3}\right )^n\right ) \, dx \\ & = a x+b x \log \left (c \left (d+e x^{2/3}\right )^n\right )-\frac {1}{3} (2 b e n) \int \frac {x^{2/3}}{d+e x^{2/3}} \, dx \\ & = a x+b x \log \left (c \left (d+e x^{2/3}\right )^n\right )-(2 b e n) \text {Subst}\left (\int \frac {x^4}{d+e x^2} \, dx,x,\sqrt [3]{x}\right ) \\ & = a x+b x \log \left (c \left (d+e x^{2/3}\right )^n\right )-(2 b e n) \text {Subst}\left (\int \left (-\frac {d}{e^2}+\frac {x^2}{e}+\frac {d^2}{e^2 \left (d+e x^2\right )}\right ) \, dx,x,\sqrt [3]{x}\right ) \\ & = \frac {2 b d n \sqrt [3]{x}}{e}+a x-\frac {2 b n x}{3}+b x \log \left (c \left (d+e x^{2/3}\right )^n\right )-\frac {\left (2 b d^2 n\right ) \text {Subst}\left (\int \frac {1}{d+e x^2} \, dx,x,\sqrt [3]{x}\right )}{e} \\ & = \frac {2 b d n \sqrt [3]{x}}{e}+a x-\frac {2 b n x}{3}-\frac {2 b d^{3/2} n \tan ^{-1}\left (\frac {\sqrt {e} \sqrt [3]{x}}{\sqrt {d}}\right )}{e^{3/2}}+b x \log \left (c \left (d+e x^{2/3}\right )^n\right ) \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.00 \[ \int \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right ) \, dx=\frac {2 b d n \sqrt [3]{x}}{e}+a x-\frac {2 b n x}{3}-\frac {2 b d^{3/2} n \arctan \left (\frac {\sqrt {e} \sqrt [3]{x}}{\sqrt {d}}\right )}{e^{3/2}}+b x \log \left (c \left (d+e x^{2/3}\right )^n\right ) \]
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Time = 0.39 (sec) , antiderivative size = 62, normalized size of antiderivative = 0.86
method | result | size |
default | \(a x +b x \ln \left (c \left (d +e \,x^{\frac {2}{3}}\right )^{n}\right )-\frac {2 b n x}{3}+\frac {2 b d n \,x^{\frac {1}{3}}}{e}-\frac {2 b n \,d^{2} \arctan \left (\frac {x^{\frac {1}{3}} e}{\sqrt {d e}}\right )}{e \sqrt {d e}}\) | \(62\) |
parts | \(a x +b x \ln \left (c \left (d +e \,x^{\frac {2}{3}}\right )^{n}\right )-\frac {2 b n x}{3}+\frac {2 b d n \,x^{\frac {1}{3}}}{e}-\frac {2 b n \,d^{2} \arctan \left (\frac {x^{\frac {1}{3}} e}{\sqrt {d e}}\right )}{e \sqrt {d e}}\) | \(62\) |
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Time = 0.35 (sec) , antiderivative size = 231, normalized size of antiderivative = 3.21 \[ \int \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right ) \, dx=\left [\frac {3 \, b e n x \log \left (e x^{\frac {2}{3}} + d\right ) + 3 \, b d n \sqrt {-\frac {d}{e}} \log \left (\frac {e^{3} x^{2} + 2 \, d e^{2} x \sqrt {-\frac {d}{e}} - d^{3} - 2 \, {\left (e^{3} x \sqrt {-\frac {d}{e}} - d^{2} e\right )} x^{\frac {2}{3}} - 2 \, {\left (d e^{2} x + d^{2} e \sqrt {-\frac {d}{e}}\right )} x^{\frac {1}{3}}}{e^{3} x^{2} + d^{3}}\right ) + 3 \, b e x \log \left (c\right ) + 6 \, b d n x^{\frac {1}{3}} - {\left (2 \, b e n - 3 \, a e\right )} x}{3 \, e}, \frac {3 \, b e n x \log \left (e x^{\frac {2}{3}} + d\right ) - 6 \, b d n \sqrt {\frac {d}{e}} \arctan \left (\frac {e x^{\frac {1}{3}} \sqrt {\frac {d}{e}}}{d}\right ) + 3 \, b e x \log \left (c\right ) + 6 \, b d n x^{\frac {1}{3}} - {\left (2 \, b e n - 3 \, a e\right )} x}{3 \, e}\right ] \]
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Time = 1.90 (sec) , antiderivative size = 70, normalized size of antiderivative = 0.97 \[ \int \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right ) \, dx=a x + b \left (- \frac {2 e n \left (\frac {3 d^{2} \operatorname {atan}{\left (\frac {\sqrt [3]{x}}{\sqrt {\frac {d}{e}}} \right )}}{e^{3} \sqrt {\frac {d}{e}}} - \frac {3 d \sqrt [3]{x}}{e^{2}} + \frac {x}{e}\right )}{3} + x \log {\left (c \left (d + e x^{\frac {2}{3}}\right )^{n} \right )}\right ) \]
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Exception generated. \[ \int \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right ) \, dx=\text {Exception raised: ValueError} \]
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Time = 0.32 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.00 \[ \int \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right ) \, dx=-\frac {1}{3} \, {\left ({\left (2 \, e {\left (\frac {3 \, d^{2} \arctan \left (\frac {e x^{\frac {1}{3}}}{\sqrt {d e}}\right )}{\sqrt {d e} e^{2}} + \frac {e^{2} x - 3 \, d e x^{\frac {1}{3}}}{e^{3}}\right )} - 3 \, x \log \left (e x^{\frac {2}{3}} + d\right )\right )} n - 3 \, x \log \left (c\right )\right )} b + a x \]
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Time = 1.57 (sec) , antiderivative size = 56, normalized size of antiderivative = 0.78 \[ \int \left (a+b \log \left (c \left (d+e x^{2/3}\right )^n\right )\right ) \, dx=a\,x+b\,x\,\ln \left (c\,{\left (d+e\,x^{2/3}\right )}^n\right )-\frac {2\,b\,n\,x}{3}+\frac {2\,b\,d\,n\,x^{1/3}}{e}-\frac {2\,b\,d^{3/2}\,n\,\mathrm {atan}\left (\frac {\sqrt {e}\,x^{1/3}}{\sqrt {d}}\right )}{e^{3/2}} \]
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