Integrand size = 21, antiderivative size = 53 \[ \int \frac {\left (d+e x^2\right ) \left (a+b \log \left (c x^n\right )\right )}{x^4} \, dx=-\frac {b d n}{9 x^3}-\frac {b e n}{x}-\frac {d \left (a+b \log \left (c x^n\right )\right )}{3 x^3}-\frac {e \left (a+b \log \left (c x^n\right )\right )}{x} \]
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Time = 0.03 (sec) , antiderivative size = 53, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {14, 2372, 12} \[ \int \frac {\left (d+e x^2\right ) \left (a+b \log \left (c x^n\right )\right )}{x^4} \, dx=-\frac {d \left (a+b \log \left (c x^n\right )\right )}{3 x^3}-\frac {e \left (a+b \log \left (c x^n\right )\right )}{x}-\frac {b d n}{9 x^3}-\frac {b e n}{x} \]
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Rule 12
Rule 14
Rule 2372
Rubi steps \begin{align*} \text {integral}& = -\frac {d \left (a+b \log \left (c x^n\right )\right )}{3 x^3}-\frac {e \left (a+b \log \left (c x^n\right )\right )}{x}-(b n) \int \frac {-d-3 e x^2}{3 x^4} \, dx \\ & = -\frac {d \left (a+b \log \left (c x^n\right )\right )}{3 x^3}-\frac {e \left (a+b \log \left (c x^n\right )\right )}{x}-\frac {1}{3} (b n) \int \frac {-d-3 e x^2}{x^4} \, dx \\ & = -\frac {d \left (a+b \log \left (c x^n\right )\right )}{3 x^3}-\frac {e \left (a+b \log \left (c x^n\right )\right )}{x}-\frac {1}{3} (b n) \int \left (-\frac {d}{x^4}-\frac {3 e}{x^2}\right ) \, dx \\ & = -\frac {b d n}{9 x^3}-\frac {b e n}{x}-\frac {d \left (a+b \log \left (c x^n\right )\right )}{3 x^3}-\frac {e \left (a+b \log \left (c x^n\right )\right )}{x} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 63, normalized size of antiderivative = 1.19 \[ \int \frac {\left (d+e x^2\right ) \left (a+b \log \left (c x^n\right )\right )}{x^4} \, dx=-\frac {a d}{3 x^3}-\frac {b d n}{9 x^3}-\frac {a e}{x}-\frac {b e n}{x}-\frac {b d \log \left (c x^n\right )}{3 x^3}-\frac {b e \log \left (c x^n\right )}{x} \]
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Time = 0.07 (sec) , antiderivative size = 53, normalized size of antiderivative = 1.00
method | result | size |
parallelrisch | \(-\frac {9 b e \,x^{2} \ln \left (c \,x^{n}\right )+9 b e n \,x^{2}+9 a e \,x^{2}+3 b \ln \left (c \,x^{n}\right ) d +b d n +3 a d}{9 x^{3}}\) | \(53\) |
risch | \(-\frac {b \left (3 e \,x^{2}+d \right ) \ln \left (x^{n}\right )}{3 x^{3}}-\frac {-9 i \pi \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right ) b e \,x^{2}+9 i \pi \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2} b e \,x^{2}+9 i \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2} b e \,x^{2}-9 i \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{3} b e \,x^{2}+18 \ln \left (c \right ) b e \,x^{2}+18 b e n \,x^{2}+18 a e \,x^{2}-3 i \pi b d \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )+3 i \pi b d \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}+3 i \pi b d \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}-3 i \pi b d \operatorname {csgn}\left (i c \,x^{n}\right )^{3}+6 d b \ln \left (c \right )+2 b d n +6 a d}{18 x^{3}}\) | \(249\) |
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Time = 0.29 (sec) , antiderivative size = 59, normalized size of antiderivative = 1.11 \[ \int \frac {\left (d+e x^2\right ) \left (a+b \log \left (c x^n\right )\right )}{x^4} \, dx=-\frac {b d n + 9 \, {\left (b e n + a e\right )} x^{2} + 3 \, a d + 3 \, {\left (3 \, b e x^{2} + b d\right )} \log \left (c\right ) + 3 \, {\left (3 \, b e n x^{2} + b d n\right )} \log \left (x\right )}{9 \, x^{3}} \]
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Time = 0.32 (sec) , antiderivative size = 58, normalized size of antiderivative = 1.09 \[ \int \frac {\left (d+e x^2\right ) \left (a+b \log \left (c x^n\right )\right )}{x^4} \, dx=- \frac {a d}{3 x^{3}} - \frac {a e}{x} - \frac {b d n}{9 x^{3}} - \frac {b d \log {\left (c x^{n} \right )}}{3 x^{3}} - \frac {b e n}{x} - \frac {b e \log {\left (c x^{n} \right )}}{x} \]
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Time = 0.20 (sec) , antiderivative size = 57, normalized size of antiderivative = 1.08 \[ \int \frac {\left (d+e x^2\right ) \left (a+b \log \left (c x^n\right )\right )}{x^4} \, dx=-\frac {b e n}{x} - \frac {b e \log \left (c x^{n}\right )}{x} - \frac {a e}{x} - \frac {b d n}{9 \, x^{3}} - \frac {b d \log \left (c x^{n}\right )}{3 \, x^{3}} - \frac {a d}{3 \, x^{3}} \]
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Time = 0.41 (sec) , antiderivative size = 65, normalized size of antiderivative = 1.23 \[ \int \frac {\left (d+e x^2\right ) \left (a+b \log \left (c x^n\right )\right )}{x^4} \, dx=-\frac {{\left (3 \, b e n x^{2} + b d n\right )} \log \left (x\right )}{3 \, x^{3}} - \frac {9 \, b e n x^{2} + 9 \, b e x^{2} \log \left (c\right ) + 9 \, a e x^{2} + b d n + 3 \, b d \log \left (c\right ) + 3 \, a d}{9 \, x^{3}} \]
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Time = 0.36 (sec) , antiderivative size = 51, normalized size of antiderivative = 0.96 \[ \int \frac {\left (d+e x^2\right ) \left (a+b \log \left (c x^n\right )\right )}{x^4} \, dx=-\frac {\left (3\,a\,e+3\,b\,e\,n\right )\,x^2+a\,d+\frac {b\,d\,n}{3}}{3\,x^3}-\frac {\ln \left (c\,x^n\right )\,\left (b\,e\,x^2+\frac {b\,d}{3}\right )}{x^3} \]
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