Integrand size = 21, antiderivative size = 61 \[ \int \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right ) \, dx=-((p+q) r x)+\frac {(b c-a d) q r \log (c+d x)}{b d}+\frac {(a+b x) \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{b} \]
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Time = 0.01 (sec) , antiderivative size = 61, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {2579, 31, 8} \[ \int \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right ) \, dx=\frac {(a+b x) \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{b}+\frac {q r (b c-a d) \log (c+d x)}{b d}-(r x (p+q)) \]
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Rule 8
Rule 31
Rule 2579
Rubi steps \begin{align*} \text {integral}& = \frac {(a+b x) \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{b}+\frac {((b c-a d) q r) \int \frac {1}{c+d x} \, dx}{b}-((p+q) r) \int 1 \, dx \\ & = -((p+q) r x)+\frac {(b c-a d) q r \log (c+d x)}{b d}+\frac {(a+b x) \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )}{b} \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 57, normalized size of antiderivative = 0.93 \[ \int \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right ) \, dx=\frac {a p r \log (a+b x)}{b}+\frac {c q r \log (c+d x)}{d}+x \left (-((p+q) r)+\log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right )\right ) \]
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Time = 1.66 (sec) , antiderivative size = 61, normalized size of antiderivative = 1.00
method | result | size |
default | \(\ln \left (e \left (f \left (b x +a \right )^{p} \left (d x +c \right )^{q}\right )^{r}\right ) x -r \left (x p +x q -\frac {c q \ln \left (d x +c \right )}{d}-\frac {a p \ln \left (b x +a \right )}{b}\right )\) | \(61\) |
parallelrisch | \(\frac {\ln \left (b x +a \right ) a d p q \,r^{2}-\ln \left (b x +a \right ) b c p q \,r^{2}-x b d p q \,r^{2}-x b d \,q^{2} r^{2}+x \ln \left (e \left (f \left (b x +a \right )^{p} \left (d x +c \right )^{q}\right )^{r}\right ) b d q r +a d p q \,r^{2}+a d \,q^{2} r^{2}+b c p q \,r^{2}+b c \,r^{2} q^{2}+\ln \left (e \left (f \left (b x +a \right )^{p} \left (d x +c \right )^{q}\right )^{r}\right ) b c q r}{b d q r}\) | \(152\) |
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Time = 0.31 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.18 \[ \int \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right ) \, dx=\frac {b d r x \log \left (f\right ) + b d x \log \left (e\right ) - {\left (b d p + b d q\right )} r x + {\left (b d p r x + a d p r\right )} \log \left (b x + a\right ) + {\left (b d q r x + b c q r\right )} \log \left (d x + c\right )}{b d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 184 vs. \(2 (54) = 108\).
Time = 5.06 (sec) , antiderivative size = 184, normalized size of antiderivative = 3.02 \[ \int \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right ) \, dx=\begin {cases} x \log {\left (e \left (a^{p} c^{q} f\right )^{r} \right )} & \text {for}\: b = 0 \wedge d = 0 \\\frac {c \log {\left (e \left (a^{p} f \left (c + d x\right )^{q}\right )^{r} \right )}}{d} - q r x + x \log {\left (e \left (a^{p} f \left (c + d x\right )^{q}\right )^{r} \right )} & \text {for}\: b = 0 \\\frac {a \log {\left (e \left (c^{q} f \left (a + b x\right )^{p}\right )^{r} \right )}}{b} - p r x + x \log {\left (e \left (c^{q} f \left (a + b x\right )^{p}\right )^{r} \right )} & \text {for}\: d = 0 \\- \frac {a q r \log {\left (c + d x \right )}}{b} + \frac {a \log {\left (e \left (f \left (a + b x\right )^{p} \left (c + d x\right )^{q}\right )^{r} \right )}}{b} + \frac {c q r \log {\left (c + d x \right )}}{d} - p r x - q r x + x \log {\left (e \left (f \left (a + b x\right )^{p} \left (c + d x\right )^{q}\right )^{r} \right )} & \text {otherwise} \end {cases} \]
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Time = 0.19 (sec) , antiderivative size = 75, normalized size of antiderivative = 1.23 \[ \int \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right ) \, dx=x \log \left (\left ({\left (b x + a\right )}^{p} {\left (d x + c\right )}^{q} f\right )^{r} e\right ) - \frac {{\left (b f p {\left (\frac {x}{b} - \frac {a \log \left (b x + a\right )}{b^{2}}\right )} + d f q {\left (\frac {x}{d} - \frac {c \log \left (d x + c\right )}{d^{2}}\right )}\right )} r}{f} \]
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Time = 0.31 (sec) , antiderivative size = 69, normalized size of antiderivative = 1.13 \[ \int \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right ) \, dx=p r x \log \left (b x + a\right ) + q r x \log \left (d x + c\right ) + \frac {a p r \log \left (b x + a\right )}{b} + \frac {c q r \log \left (-d x - c\right )}{d} - {\left (p r + q r - r \log \left (f\right ) - \log \left (e\right )\right )} x \]
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Time = 1.23 (sec) , antiderivative size = 60, normalized size of antiderivative = 0.98 \[ \int \log \left (e \left (f (a+b x)^p (c+d x)^q\right )^r\right ) \, dx=x\,\ln \left (e\,{\left (f\,{\left (a+b\,x\right )}^p\,{\left (c+d\,x\right )}^q\right )}^r\right )-p\,r\,x-q\,r\,x+\frac {a\,p\,r\,\ln \left (a+b\,x\right )}{b}+\frac {c\,q\,r\,\ln \left (c+d\,x\right )}{d} \]
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