Integrand size = 21, antiderivative size = 109 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )^2}{x^5} \, dx=-\frac {b^2 d n^2}{32 x^4}-\frac {2 b^2 e n^2}{27 x^3}-\frac {b d n \left (a+b \log \left (c x^n\right )\right )}{8 x^4}-\frac {2 b e n \left (a+b \log \left (c x^n\right )\right )}{9 x^3}-\frac {d \left (a+b \log \left (c x^n\right )\right )^2}{4 x^4}-\frac {e \left (a+b \log \left (c x^n\right )\right )^2}{3 x^3} \]
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Time = 0.10 (sec) , antiderivative size = 109, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {2395, 2342, 2341} \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )^2}{x^5} \, dx=-\frac {b d n \left (a+b \log \left (c x^n\right )\right )}{8 x^4}-\frac {d \left (a+b \log \left (c x^n\right )\right )^2}{4 x^4}-\frac {2 b e n \left (a+b \log \left (c x^n\right )\right )}{9 x^3}-\frac {e \left (a+b \log \left (c x^n\right )\right )^2}{3 x^3}-\frac {b^2 d n^2}{32 x^4}-\frac {2 b^2 e n^2}{27 x^3} \]
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Rule 2341
Rule 2342
Rule 2395
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {d \left (a+b \log \left (c x^n\right )\right )^2}{x^5}+\frac {e \left (a+b \log \left (c x^n\right )\right )^2}{x^4}\right ) \, dx \\ & = d \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{x^5} \, dx+e \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{x^4} \, dx \\ & = -\frac {d \left (a+b \log \left (c x^n\right )\right )^2}{4 x^4}-\frac {e \left (a+b \log \left (c x^n\right )\right )^2}{3 x^3}+\frac {1}{2} (b d n) \int \frac {a+b \log \left (c x^n\right )}{x^5} \, dx+\frac {1}{3} (2 b e n) \int \frac {a+b \log \left (c x^n\right )}{x^4} \, dx \\ & = -\frac {b^2 d n^2}{32 x^4}-\frac {2 b^2 e n^2}{27 x^3}-\frac {b d n \left (a+b \log \left (c x^n\right )\right )}{8 x^4}-\frac {2 b e n \left (a+b \log \left (c x^n\right )\right )}{9 x^3}-\frac {d \left (a+b \log \left (c x^n\right )\right )^2}{4 x^4}-\frac {e \left (a+b \log \left (c x^n\right )\right )^2}{3 x^3} \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 82, normalized size of antiderivative = 0.75 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )^2}{x^5} \, dx=-\frac {216 d \left (a+b \log \left (c x^n\right )\right )^2+288 e x \left (a+b \log \left (c x^n\right )\right )^2+64 b e n x \left (3 a+b n+3 b \log \left (c x^n\right )\right )+27 b d n \left (4 a+b n+4 b \log \left (c x^n\right )\right )}{864 x^4} \]
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Time = 0.14 (sec) , antiderivative size = 131, normalized size of antiderivative = 1.20
method | result | size |
parallelrisch | \(-\frac {288 b^{2} \ln \left (c \,x^{n}\right )^{2} e x +192 b^{2} e n x \ln \left (c \,x^{n}\right )+64 b^{2} e \,n^{2} x +576 a b \ln \left (c \,x^{n}\right ) e x +192 a b e n x +216 b^{2} \ln \left (c \,x^{n}\right )^{2} d +108 \ln \left (c \,x^{n}\right ) b^{2} n d +27 b^{2} d \,n^{2}+288 a^{2} e x +432 a b \ln \left (c \,x^{n}\right ) d +108 a b d n +216 a^{2} d}{864 x^{4}}\) | \(131\) |
risch | \(\text {Expression too large to display}\) | \(1486\) |
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Time = 0.28 (sec) , antiderivative size = 188, normalized size of antiderivative = 1.72 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )^2}{x^5} \, dx=-\frac {27 \, b^{2} d n^{2} + 108 \, a b d n + 216 \, a^{2} d + 72 \, {\left (4 \, b^{2} e x + 3 \, b^{2} d\right )} \log \left (c\right )^{2} + 72 \, {\left (4 \, b^{2} e n^{2} x + 3 \, b^{2} d n^{2}\right )} \log \left (x\right )^{2} + 32 \, {\left (2 \, b^{2} e n^{2} + 6 \, a b e n + 9 \, a^{2} e\right )} x + 12 \, {\left (9 \, b^{2} d n + 36 \, a b d + 16 \, {\left (b^{2} e n + 3 \, a b e\right )} x\right )} \log \left (c\right ) + 12 \, {\left (9 \, b^{2} d n^{2} + 36 \, a b d n + 16 \, {\left (b^{2} e n^{2} + 3 \, a b e n\right )} x + 12 \, {\left (4 \, b^{2} e n x + 3 \, b^{2} d n\right )} \log \left (c\right )\right )} \log \left (x\right )}{864 \, x^{4}} \]
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Time = 0.40 (sec) , antiderivative size = 187, normalized size of antiderivative = 1.72 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )^2}{x^5} \, dx=- \frac {a^{2} d}{4 x^{4}} - \frac {a^{2} e}{3 x^{3}} - \frac {a b d n}{8 x^{4}} - \frac {a b d \log {\left (c x^{n} \right )}}{2 x^{4}} - \frac {2 a b e n}{9 x^{3}} - \frac {2 a b e \log {\left (c x^{n} \right )}}{3 x^{3}} - \frac {b^{2} d n^{2}}{32 x^{4}} - \frac {b^{2} d n \log {\left (c x^{n} \right )}}{8 x^{4}} - \frac {b^{2} d \log {\left (c x^{n} \right )}^{2}}{4 x^{4}} - \frac {2 b^{2} e n^{2}}{27 x^{3}} - \frac {2 b^{2} e n \log {\left (c x^{n} \right )}}{9 x^{3}} - \frac {b^{2} e \log {\left (c x^{n} \right )}^{2}}{3 x^{3}} \]
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Time = 0.21 (sec) , antiderivative size = 151, normalized size of antiderivative = 1.39 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )^2}{x^5} \, dx=-\frac {2}{27} \, b^{2} e {\left (\frac {n^{2}}{x^{3}} + \frac {3 \, n \log \left (c x^{n}\right )}{x^{3}}\right )} - \frac {1}{32} \, b^{2} d {\left (\frac {n^{2}}{x^{4}} + \frac {4 \, n \log \left (c x^{n}\right )}{x^{4}}\right )} - \frac {b^{2} e \log \left (c x^{n}\right )^{2}}{3 \, x^{3}} - \frac {2 \, a b e n}{9 \, x^{3}} - \frac {2 \, a b e \log \left (c x^{n}\right )}{3 \, x^{3}} - \frac {b^{2} d \log \left (c x^{n}\right )^{2}}{4 \, x^{4}} - \frac {a b d n}{8 \, x^{4}} - \frac {a^{2} e}{3 \, x^{3}} - \frac {a b d \log \left (c x^{n}\right )}{2 \, x^{4}} - \frac {a^{2} d}{4 \, x^{4}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 195 vs. \(2 (97) = 194\).
Time = 0.44 (sec) , antiderivative size = 195, normalized size of antiderivative = 1.79 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )^2}{x^5} \, dx=-\frac {{\left (4 \, b^{2} e n^{2} x + 3 \, b^{2} d n^{2}\right )} \log \left (x\right )^{2}}{12 \, x^{4}} - \frac {{\left (16 \, b^{2} e n^{2} x + 48 \, b^{2} e n x \log \left (c\right ) + 9 \, b^{2} d n^{2} + 48 \, a b e n x + 36 \, b^{2} d n \log \left (c\right ) + 36 \, a b d n\right )} \log \left (x\right )}{72 \, x^{4}} - \frac {64 \, b^{2} e n^{2} x + 192 \, b^{2} e n x \log \left (c\right ) + 288 \, b^{2} e x \log \left (c\right )^{2} + 27 \, b^{2} d n^{2} + 192 \, a b e n x + 108 \, b^{2} d n \log \left (c\right ) + 576 \, a b e x \log \left (c\right ) + 216 \, b^{2} d \log \left (c\right )^{2} + 108 \, a b d n + 288 \, a^{2} e x + 432 \, a b d \log \left (c\right ) + 216 \, a^{2} d}{864 \, x^{4}} \]
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Time = 0.52 (sec) , antiderivative size = 114, normalized size of antiderivative = 1.05 \[ \int \frac {(d+e x) \left (a+b \log \left (c x^n\right )\right )^2}{x^5} \, dx=-\frac {x\,\left (24\,e\,a^2+16\,e\,a\,b\,n+\frac {16\,e\,b^2\,n^2}{3}\right )+18\,a^2\,d+\frac {9\,b^2\,d\,n^2}{4}+9\,a\,b\,d\,n}{72\,x^4}-\frac {\ln \left (c\,x^n\right )\,\left (\frac {3\,b\,d\,\left (4\,a+b\,n\right )}{4}+\frac {4\,b\,e\,x\,\left (3\,a+b\,n\right )}{3}\right )}{6\,x^4}-\frac {{\ln \left (c\,x^n\right )}^2\,\left (\frac {b^2\,d}{4}+\frac {b^2\,e\,x}{3}\right )}{x^4} \]
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