Integrand size = 19, antiderivative size = 48 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )}{x^2} \, dx=-\frac {b d n}{x}-\frac {d \left (a+b \log \left (c x^n\right )\right )}{x}+\frac {e \left (a+b \log \left (c x^n\right )\right )^2}{2 b n} \]
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Time = 0.04 (sec) , antiderivative size = 50, normalized size of antiderivative = 1.04, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.211, Rules used = {45, 2372, 14, 2338} \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )}{x^2} \, dx=-\frac {d \left (a+b \log \left (c x^n\right )\right )}{x}+e \log (x) \left (a+b \log \left (c x^n\right )\right )-\frac {b d n}{x}-\frac {1}{2} b e n \log ^2(x) \]
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Rule 14
Rule 45
Rule 2338
Rule 2372
Rubi steps \begin{align*} \text {integral}& = -\frac {d \left (a+b \log \left (c x^n\right )\right )}{x}+e \log (x) \left (a+b \log \left (c x^n\right )\right )-(b n) \int \frac {-d+e x \log (x)}{x^2} \, dx \\ & = -\frac {d \left (a+b \log \left (c x^n\right )\right )}{x}+e \log (x) \left (a+b \log \left (c x^n\right )\right )-(b n) \int \left (-\frac {d}{x^2}+\frac {e \log (x)}{x}\right ) \, dx \\ & = -\frac {b d n}{x}-\frac {d \left (a+b \log \left (c x^n\right )\right )}{x}+e \log (x) \left (a+b \log \left (c x^n\right )\right )-(b e n) \int \frac {\log (x)}{x} \, dx \\ & = -\frac {b d n}{x}-\frac {1}{2} b e n \log ^2(x)-\frac {d \left (a+b \log \left (c x^n\right )\right )}{x}+e \log (x) \left (a+b \log \left (c x^n\right )\right ) \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 48, normalized size of antiderivative = 1.00 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )}{x^2} \, dx=-\frac {b d n}{x}-\frac {d \left (a+b \log \left (c x^n\right )\right )}{x}+\frac {e \left (a+b \log \left (c x^n\right )\right )^2}{2 b n} \]
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Time = 0.08 (sec) , antiderivative size = 53, normalized size of antiderivative = 1.10
method | result | size |
parallelrisch | \(\frac {2 \ln \left (x \right ) x a e n +b e \ln \left (c \,x^{n}\right )^{2} x -2 \ln \left (c \,x^{n}\right ) b d n -2 b d \,n^{2}-2 a d n}{2 x n}\) | \(53\) |
risch | \(-\frac {b \left (-e x \ln \left (x \right )+d \right ) \ln \left (x^{n}\right )}{x}-\frac {i \ln \left (x \right ) \pi b e \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right ) x -i \ln \left (x \right ) \pi b e \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2} x -i \ln \left (x \right ) \pi b e \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2} x +i \ln \left (x \right ) \pi b e \operatorname {csgn}\left (i c \,x^{n}\right )^{3} x -i \pi b d \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )+i \pi b d \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}+i \pi b d \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}-i \pi b d \operatorname {csgn}\left (i c \,x^{n}\right )^{3}+b e n \ln \left (x \right )^{2} x -2 \ln \left (x \right ) \ln \left (c \right ) b e x -2 \ln \left (x \right ) a e x +2 d b \ln \left (c \right )+2 b d n +2 a d}{2 x}\) | \(250\) |
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Time = 0.29 (sec) , antiderivative size = 50, normalized size of antiderivative = 1.04 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )}{x^2} \, dx=\frac {b e n x \log \left (x\right )^{2} - 2 \, b d n - 2 \, b d \log \left (c\right ) - 2 \, a d + 2 \, {\left (b e x \log \left (c\right ) - b d n + a e x\right )} \log \left (x\right )}{2 \, x} \]
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Time = 1.64 (sec) , antiderivative size = 53, normalized size of antiderivative = 1.10 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )}{x^2} \, dx=- \frac {a d}{x} + a e \log {\left (x \right )} + b d \left (- \frac {n}{x} - \frac {\log {\left (c x^{n} \right )}}{x}\right ) - b e \left (\begin {cases} - \log {\left (c \right )} \log {\left (x \right )} & \text {for}\: n = 0 \\- \frac {\log {\left (c x^{n} \right )}^{2}}{2 n} & \text {otherwise} \end {cases}\right ) \]
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Time = 0.20 (sec) , antiderivative size = 49, normalized size of antiderivative = 1.02 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )}{x^2} \, dx=\frac {b e \log \left (c x^{n}\right )^{2}}{2 \, n} + a e \log \left (x\right ) - \frac {b d n}{x} - \frac {b d \log \left (c x^{n}\right )}{x} - \frac {a d}{x} \]
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Time = 0.34 (sec) , antiderivative size = 55, normalized size of antiderivative = 1.15 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )}{x^2} \, dx=\frac {1}{2} \, b e n \log \left (x\right )^{2} - b d n {\left (\frac {\log \left (x\right )}{x} + \frac {1}{x}\right )} + b e \log \left (c\right ) \log \left ({\left | x \right |}\right ) + a e \log \left ({\left | x \right |}\right ) - \frac {b d \log \left (c\right )}{x} - \frac {a d}{x} \]
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Time = 0.34 (sec) , antiderivative size = 59, normalized size of antiderivative = 1.23 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )}{x^2} \, dx=\ln \left (x\right )\,\left (a\,e+b\,e\,n\right )-\frac {a\,d+b\,d\,n}{x}-\frac {\ln \left (c\,x^n\right )\,\left (b\,d+b\,e\,x\right )}{x}+\frac {b\,e\,{\ln \left (c\,x^n\right )}^2}{2\,n} \]
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