Integrand size = 33, antiderivative size = 220 \[ \int (c i+d i x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2 \, dx=-\frac {B (b c-a d) i n (a+b x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )}{b^2}+\frac {i (c+d x)^2 \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2}{2 d}+\frac {B^2 (b c-a d)^2 i n^2 \log (c+d x)}{b^2 d}+\frac {B (b c-a d)^2 i n \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right ) \log \left (1-\frac {b (c+d x)}{d (a+b x)}\right )}{b^2 d}-\frac {B^2 (b c-a d)^2 i n^2 \operatorname {PolyLog}\left (2,\frac {b (c+d x)}{d (a+b x)}\right )}{b^2 d} \]
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Time = 0.16 (sec) , antiderivative size = 220, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.212, Rules used = {2551, 2356, 2389, 2379, 2438, 2351, 31} \[ \int (c i+d i x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2 \, dx=\frac {B i n (b c-a d)^2 \log \left (1-\frac {b (c+d x)}{d (a+b x)}\right ) \left (B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )+A\right )}{b^2 d}-\frac {B i n (a+b x) (b c-a d) \left (B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )+A\right )}{b^2}+\frac {i (c+d x)^2 \left (B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )+A\right )^2}{2 d}-\frac {B^2 i n^2 (b c-a d)^2 \operatorname {PolyLog}\left (2,\frac {b (c+d x)}{d (a+b x)}\right )}{b^2 d}+\frac {B^2 i n^2 (b c-a d)^2 \log (c+d x)}{b^2 d} \]
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Rule 31
Rule 2351
Rule 2356
Rule 2379
Rule 2389
Rule 2438
Rule 2551
Rubi steps \begin{align*} \text {integral}& = \left ((b c-a d)^2 i\right ) \text {Subst}\left (\int \frac {\left (A+B \log \left (e x^n\right )\right )^2}{(b-d x)^3} \, dx,x,\frac {a+b x}{c+d x}\right ) \\ & = \frac {i (c+d x)^2 \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2}{2 d}-\frac {\left (B (b c-a d)^2 i n\right ) \text {Subst}\left (\int \frac {A+B \log \left (e x^n\right )}{x (b-d x)^2} \, dx,x,\frac {a+b x}{c+d x}\right )}{d} \\ & = \frac {i (c+d x)^2 \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2}{2 d}-\frac {\left (B (b c-a d)^2 i n\right ) \text {Subst}\left (\int \frac {A+B \log \left (e x^n\right )}{(b-d x)^2} \, dx,x,\frac {a+b x}{c+d x}\right )}{b}-\frac {\left (B (b c-a d)^2 i n\right ) \text {Subst}\left (\int \frac {A+B \log \left (e x^n\right )}{x (b-d x)} \, dx,x,\frac {a+b x}{c+d x}\right )}{b d} \\ & = -\frac {B (b c-a d) i n (a+b x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )}{b^2}+\frac {i (c+d x)^2 \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2}{2 d}+\frac {B (b c-a d)^2 i n \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right ) \log \left (1-\frac {b (c+d x)}{d (a+b x)}\right )}{b^2 d}+\frac {\left (B^2 (b c-a d)^2 i n^2\right ) \text {Subst}\left (\int \frac {1}{b-d x} \, dx,x,\frac {a+b x}{c+d x}\right )}{b^2}-\frac {\left (B^2 (b c-a d)^2 i n^2\right ) \text {Subst}\left (\int \frac {\log \left (1-\frac {b}{d x}\right )}{x} \, dx,x,\frac {a+b x}{c+d x}\right )}{b^2 d} \\ & = -\frac {B (b c-a d) i n (a+b x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )}{b^2}+\frac {i (c+d x)^2 \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2}{2 d}+\frac {B^2 (b c-a d)^2 i n^2 \log (c+d x)}{b^2 d}+\frac {B (b c-a d)^2 i n \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right ) \log \left (1-\frac {b (c+d x)}{d (a+b x)}\right )}{b^2 d}-\frac {B^2 (b c-a d)^2 i n^2 \text {Li}_2\left (\frac {b (c+d x)}{d (a+b x)}\right )}{b^2 d} \\ \end{align*}
Time = 0.07 (sec) , antiderivative size = 216, normalized size of antiderivative = 0.98 \[ \int (c i+d i x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2 \, dx=\frac {i \left ((c+d x)^2 \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2+\frac {B (b c-a d) n \left (B (b c-a d) n \log ^2(a+b x)-2 \left (A b d x+B d (a+b x) \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )+B (-b c+a d) n \log (c+d x)\right )-2 (b c-a d) \log (a+b x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )+B n \log \left (\frac {b (c+d x)}{b c-a d}\right )\right )+2 B (-b c+a d) n \operatorname {PolyLog}\left (2,\frac {d (a+b x)}{-b c+a d}\right )\right )}{b^2}\right )}{2 d} \]
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\[\int \left (d i x +c i \right ) {\left (A +B \ln \left (e \left (\frac {b x +a}{d x +c}\right )^{n}\right )\right )}^{2}d x\]
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\[ \int (c i+d i x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2 \, dx=\int { {\left (d i x + c i\right )} {\left (B \log \left (e \left (\frac {b x + a}{d x + c}\right )^{n}\right ) + A\right )}^{2} \,d x } \]
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Timed out. \[ \int (c i+d i x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2 \, dx=\text {Timed out} \]
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Leaf count of result is larger than twice the leaf count of optimal. 825 vs. \(2 (217) = 434\).
Time = 0.69 (sec) , antiderivative size = 825, normalized size of antiderivative = 3.75 \[ \int (c i+d i x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2 \, dx=A B d i x^{2} \log \left (e {\left (\frac {b x}{d x + c} + \frac {a}{d x + c}\right )}^{n}\right ) + \frac {1}{2} \, A^{2} d i x^{2} - A B d i n {\left (\frac {a^{2} \log \left (b x + a\right )}{b^{2}} - \frac {c^{2} \log \left (d x + c\right )}{d^{2}} + \frac {{\left (b c - a d\right )} x}{b d}\right )} + 2 \, A B c i n {\left (\frac {a \log \left (b x + a\right )}{b} - \frac {c \log \left (d x + c\right )}{d}\right )} + 2 \, A B c i x \log \left (e {\left (\frac {b x}{d x + c} + \frac {a}{d x + c}\right )}^{n}\right ) + A^{2} c i x - \frac {{\left (a c d i n^{2} - {\left (i n^{2} - i n \log \left (e\right )\right )} b c^{2}\right )} B^{2} \log \left (d x + c\right )}{b d} - \frac {{\left (b^{2} c^{2} i n^{2} - 2 \, a b c d i n^{2} + a^{2} d^{2} i n^{2}\right )} {\left (\log \left (b x + a\right ) \log \left (\frac {b d x + a d}{b c - a d} + 1\right ) + {\rm Li}_2\left (-\frac {b d x + a d}{b c - a d}\right )\right )} B^{2}}{b^{2} d} + \frac {2 \, B^{2} b^{2} c^{2} i n^{2} \log \left (b x + a\right ) \log \left (d x + c\right ) - B^{2} b^{2} c^{2} i n^{2} \log \left (d x + c\right )^{2} + B^{2} b^{2} d^{2} i x^{2} \log \left (e\right )^{2} - {\left (2 \, a b c d i n^{2} - a^{2} d^{2} i n^{2}\right )} B^{2} \log \left (b x + a\right )^{2} + 2 \, {\left (a b d^{2} i n \log \left (e\right ) - {\left (i n \log \left (e\right ) - i \log \left (e\right )^{2}\right )} b^{2} c d\right )} B^{2} x - 2 \, {\left ({\left (i n^{2} - 2 \, i n \log \left (e\right )\right )} a b c d - {\left (i n^{2} - i n \log \left (e\right )\right )} a^{2} d^{2}\right )} B^{2} \log \left (b x + a\right ) + {\left (B^{2} b^{2} d^{2} i x^{2} + 2 \, B^{2} b^{2} c d i x\right )} \log \left ({\left (b x + a\right )}^{n}\right )^{2} + {\left (B^{2} b^{2} d^{2} i x^{2} + 2 \, B^{2} b^{2} c d i x\right )} \log \left ({\left (d x + c\right )}^{n}\right )^{2} + 2 \, {\left (B^{2} b^{2} d^{2} i x^{2} \log \left (e\right ) - B^{2} b^{2} c^{2} i n \log \left (d x + c\right ) + {\left (a b d^{2} i n - {\left (i n - 2 \, i \log \left (e\right )\right )} b^{2} c d\right )} B^{2} x + {\left (2 \, a b c d i n - a^{2} d^{2} i n\right )} B^{2} \log \left (b x + a\right )\right )} \log \left ({\left (b x + a\right )}^{n}\right ) - 2 \, {\left (B^{2} b^{2} d^{2} i x^{2} \log \left (e\right ) - B^{2} b^{2} c^{2} i n \log \left (d x + c\right ) + {\left (a b d^{2} i n - {\left (i n - 2 \, i \log \left (e\right )\right )} b^{2} c d\right )} B^{2} x + {\left (2 \, a b c d i n - a^{2} d^{2} i n\right )} B^{2} \log \left (b x + a\right ) + {\left (B^{2} b^{2} d^{2} i x^{2} + 2 \, B^{2} b^{2} c d i x\right )} \log \left ({\left (b x + a\right )}^{n}\right )\right )} \log \left ({\left (d x + c\right )}^{n}\right )}{2 \, b^{2} d} \]
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\[ \int (c i+d i x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2 \, dx=\int { {\left (d i x + c i\right )} {\left (B \log \left (e \left (\frac {b x + a}{d x + c}\right )^{n}\right ) + A\right )}^{2} \,d x } \]
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Timed out. \[ \int (c i+d i x) \left (A+B \log \left (e \left (\frac {a+b x}{c+d x}\right )^n\right )\right )^2 \, dx=\int \left (c\,i+d\,i\,x\right )\,{\left (A+B\,\ln \left (e\,{\left (\frac {a+b\,x}{c+d\,x}\right )}^n\right )\right )}^2 \,d x \]
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