Integrand size = 38, antiderivative size = 37 \[ \int \cot ^2(c+d x) (a+b \tan (c+d x)) \left (B \tan (c+d x)+C \tan ^2(c+d x)\right ) \, dx=(b B+a C) x-\frac {b C \log (\cos (c+d x))}{d}+\frac {a B \log (\sin (c+d x))}{d} \]
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Time = 0.15 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.105, Rules used = {3713, 3670, 3556, 3612} \[ \int \cot ^2(c+d x) (a+b \tan (c+d x)) \left (B \tan (c+d x)+C \tan ^2(c+d x)\right ) \, dx=x (a C+b B)+\frac {a B \log (\sin (c+d x))}{d}-\frac {b C \log (\cos (c+d x))}{d} \]
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Rule 3556
Rule 3612
Rule 3670
Rule 3713
Rubi steps \begin{align*} \text {integral}& = \int \cot (c+d x) (a+b \tan (c+d x)) (B+C \tan (c+d x)) \, dx \\ & = (b C) \int \tan (c+d x) \, dx+\int \cot (c+d x) (a B+(b B+a C) \tan (c+d x)) \, dx \\ & = (b B+a C) x-\frac {b C \log (\cos (c+d x))}{d}+(a B) \int \cot (c+d x) \, dx \\ & = (b B+a C) x-\frac {b C \log (\cos (c+d x))}{d}+\frac {a B \log (\sin (c+d x))}{d} \\ \end{align*}
Time = 0.06 (sec) , antiderivative size = 49, normalized size of antiderivative = 1.32 \[ \int \cot ^2(c+d x) (a+b \tan (c+d x)) \left (B \tan (c+d x)+C \tan ^2(c+d x)\right ) \, dx=b B x+a C x+\frac {a B \log (\cos (c+d x))}{d}-\frac {b C \log (\cos (c+d x))}{d}+\frac {a B \log (\tan (c+d x))}{d} \]
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Time = 0.29 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.16
method | result | size |
derivativedivides | \(\frac {B b \left (d x +c \right )-C b \ln \left (\cos \left (d x +c \right )\right )+B a \ln \left (\sin \left (d x +c \right )\right )+C a \left (d x +c \right )}{d}\) | \(43\) |
default | \(\frac {B b \left (d x +c \right )-C b \ln \left (\cos \left (d x +c \right )\right )+B a \ln \left (\sin \left (d x +c \right )\right )+C a \left (d x +c \right )}{d}\) | \(43\) |
parallelrisch | \(\frac {\left (-B a +C b \right ) \ln \left (\sec \left (d x +c \right )^{2}\right )+2 B a \ln \left (\tan \left (d x +c \right )\right )+2 x \left (B b +C a \right ) d}{2 d}\) | \(47\) |
norman | \(\left (B b +C a \right ) x +\frac {B a \ln \left (\tan \left (d x +c \right )\right )}{d}-\frac {\left (B a -C b \right ) \ln \left (1+\tan \left (d x +c \right )^{2}\right )}{2 d}\) | \(48\) |
risch | \(B b x +C a x -i B a x +i C b x +\frac {2 i C b c}{d}-\frac {2 i B a c}{d}-\frac {\ln \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right ) C b}{d}+\frac {B a \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}-1\right )}{d}\) | \(77\) |
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Time = 0.26 (sec) , antiderivative size = 59, normalized size of antiderivative = 1.59 \[ \int \cot ^2(c+d x) (a+b \tan (c+d x)) \left (B \tan (c+d x)+C \tan ^2(c+d x)\right ) \, dx=\frac {2 \, {\left (C a + B b\right )} d x + B a \log \left (\frac {\tan \left (d x + c\right )^{2}}{\tan \left (d x + c\right )^{2} + 1}\right ) - C b \log \left (\frac {1}{\tan \left (d x + c\right )^{2} + 1}\right )}{2 \, d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 85 vs. \(2 (34) = 68\).
Time = 0.41 (sec) , antiderivative size = 85, normalized size of antiderivative = 2.30 \[ \int \cot ^2(c+d x) (a+b \tan (c+d x)) \left (B \tan (c+d x)+C \tan ^2(c+d x)\right ) \, dx=\begin {cases} - \frac {B a \log {\left (\tan ^{2}{\left (c + d x \right )} + 1 \right )}}{2 d} + \frac {B a \log {\left (\tan {\left (c + d x \right )} \right )}}{d} + B b x + C a x + \frac {C b \log {\left (\tan ^{2}{\left (c + d x \right )} + 1 \right )}}{2 d} & \text {for}\: d \neq 0 \\x \left (a + b \tan {\left (c \right )}\right ) \left (B \tan {\left (c \right )} + C \tan ^{2}{\left (c \right )}\right ) \cot ^{2}{\left (c \right )} & \text {otherwise} \end {cases} \]
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Time = 0.33 (sec) , antiderivative size = 52, normalized size of antiderivative = 1.41 \[ \int \cot ^2(c+d x) (a+b \tan (c+d x)) \left (B \tan (c+d x)+C \tan ^2(c+d x)\right ) \, dx=\frac {2 \, B a \log \left (\tan \left (d x + c\right )\right ) + 2 \, {\left (C a + B b\right )} {\left (d x + c\right )} - {\left (B a - C b\right )} \log \left (\tan \left (d x + c\right )^{2} + 1\right )}{2 \, d} \]
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Time = 0.90 (sec) , antiderivative size = 53, normalized size of antiderivative = 1.43 \[ \int \cot ^2(c+d x) (a+b \tan (c+d x)) \left (B \tan (c+d x)+C \tan ^2(c+d x)\right ) \, dx=\frac {2 \, B a \log \left ({\left | \tan \left (d x + c\right ) \right |}\right ) + 2 \, {\left (C a + B b\right )} {\left (d x + c\right )} - {\left (B a - C b\right )} \log \left (\tan \left (d x + c\right )^{2} + 1\right )}{2 \, d} \]
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Time = 8.31 (sec) , antiderivative size = 69, normalized size of antiderivative = 1.86 \[ \int \cot ^2(c+d x) (a+b \tan (c+d x)) \left (B \tan (c+d x)+C \tan ^2(c+d x)\right ) \, dx=\frac {B\,a\,\ln \left (\mathrm {tan}\left (c+d\,x\right )\right )}{d}-\frac {\ln \left (\mathrm {tan}\left (c+d\,x\right )-\mathrm {i}\right )\,\left (B+C\,1{}\mathrm {i}\right )\,\left (a+b\,1{}\mathrm {i}\right )}{2\,d}+\frac {\ln \left (\mathrm {tan}\left (c+d\,x\right )+1{}\mathrm {i}\right )\,\left (B-C\,1{}\mathrm {i}\right )\,\left (b+a\,1{}\mathrm {i}\right )\,1{}\mathrm {i}}{2\,d} \]
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