Integrand size = 29, antiderivative size = 95 \[ \int \frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{(a+b x)^2} \, dx=-\frac {p r}{b (a+b x)}+\frac {d q r \log (a+b x)}{b (b c-a d)}-\frac {d q r \log (c+d x)}{b (b c-a d)}-\frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{b (a+b x)} \]
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Time = 0.03 (sec) , antiderivative size = 95, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.138, Rules used = {2581, 32, 36, 31} \[ \int \frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{(a+b x)^2} \, dx=-\frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{b (a+b x)}+\frac {d q r \log (a+b x)}{b (b c-a d)}-\frac {d q r \log (c+d x)}{b (b c-a d)}-\frac {p r}{b (a+b x)} \]
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Rule 31
Rule 32
Rule 36
Rule 2581
Rubi steps \begin{align*} \text {integral}& = -\frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{b (a+b x)}+(p r) \int \frac {1}{(a+b x)^2} \, dx+\frac {(d q r) \int \frac {1}{(a+b x) (c+d x)} \, dx}{b} \\ & = -\frac {p r}{b (a+b x)}-\frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{b (a+b x)}+\frac {(d q r) \int \frac {1}{a+b x} \, dx}{b c-a d}-\frac {\left (d^2 q r\right ) \int \frac {1}{c+d x} \, dx}{b (b c-a d)} \\ & = -\frac {p r}{b (a+b x)}+\frac {d q r \log (a+b x)}{b (b c-a d)}-\frac {d q r \log (c+d x)}{b (b c-a d)}-\frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{b (a+b x)} \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 89, normalized size of antiderivative = 0.94 \[ \int \frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{(a+b x)^2} \, dx=\frac {r \left (-\frac {p}{a+b x}+\frac {d q \log (a+b x)}{b c-a d}-\frac {d q \log (c+d x)}{b c-a d}\right )}{b}-\frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{b (a+b x)} \]
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Time = 31.53 (sec) , antiderivative size = 169, normalized size of antiderivative = 1.78
method | result | size |
parallelrisch | \(-\frac {\ln \left (b x +a \right ) x \,b^{3} d^{2} q r -\ln \left (d x +c \right ) x \,b^{3} d^{2} q r +\ln \left (b x +a \right ) a \,b^{2} d^{2} q r -\ln \left (d x +c \right ) a \,b^{2} d^{2} q r +a \,b^{2} d^{2} p r -b^{3} c d p r +\ln \left (e \left (f \left (b x +a \right )^{p} \left (d x +c \right )^{q}\right )^{r}\right ) a \,b^{2} d^{2}-\ln \left (e \left (f \left (b x +a \right )^{p} \left (d x +c \right )^{q}\right )^{r}\right ) b^{3} c d}{\left (a d -c b \right ) \left (b x +a \right ) b^{3} d}\) | \(169\) |
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Time = 0.30 (sec) , antiderivative size = 120, normalized size of antiderivative = 1.26 \[ \int \frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{(a+b x)^2} \, dx=-\frac {{\left (b c - a d\right )} p r + {\left (b c - a d\right )} r \log \left (f\right ) - {\left (b d q r x + {\left (a d q - {\left (b c - a d\right )} p\right )} r\right )} \log \left (b x + a\right ) + {\left (b d q r x + b c q r\right )} \log \left (d x + c\right ) + {\left (b c - a d\right )} \log \left (e\right )}{a b^{2} c - a^{2} b d + {\left (b^{3} c - a b^{2} d\right )} x} \]
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Exception generated. \[ \int \frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{(a+b x)^2} \, dx=\text {Exception raised: NotImplementedError} \]
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Time = 0.20 (sec) , antiderivative size = 99, normalized size of antiderivative = 1.04 \[ \int \frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{(a+b x)^2} \, dx=\frac {{\left (d f q {\left (\frac {\log \left (b x + a\right )}{b c - a d} - \frac {\log \left (d x + c\right )}{b c - a d}\right )} - \frac {b f p}{b^{2} x + a b}\right )} r}{b f} - \frac {\log \left (\left ({\left (b x + a\right )}^{p} {\left (d x + c\right )}^{q} f\right )^{r} e\right )}{{\left (b x + a\right )} b} \]
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Time = 0.29 (sec) , antiderivative size = 113, normalized size of antiderivative = 1.19 \[ \int \frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{(a+b x)^2} \, dx=\frac {d q r \log \left (b x + a\right )}{b^{2} c - a b d} - \frac {d q r \log \left (d x + c\right )}{b^{2} c - a b d} - \frac {p r \log \left (b x + a\right )}{b^{2} x + a b} - \frac {q r \log \left (d x + c\right )}{b^{2} x + a b} - \frac {p r + r \log \left (f\right ) + \log \left (e\right )}{b^{2} x + a b} \]
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Time = 3.22 (sec) , antiderivative size = 99, normalized size of antiderivative = 1.04 \[ \int \frac {\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{(a+b x)^2} \, dx=-\frac {\ln \left (e\,{\left (f\,{\left (a+b\,x\right )}^p\,{\left (c+d\,x\right )}^q\right )}^r\right )\,\left (x+\frac {a}{b}\right )}{{\left (a+b\,x\right )}^2}-\frac {p\,r}{x\,b^2+a\,b}+\frac {d\,q\,r\,\mathrm {atan}\left (\frac {b\,c\,2{}\mathrm {i}+b\,d\,x\,2{}\mathrm {i}}{a\,d-b\,c}+1{}\mathrm {i}\right )\,2{}\mathrm {i}}{b\,\left (a\,d-b\,c\right )} \]
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