Integrand size = 34, antiderivative size = 31 \[ \int \frac {\cot ^4(c+d x) (a B+b B \tan (c+d x))}{a+b \tan (c+d x)} \, dx=B x+\frac {B \cot (c+d x)}{d}-\frac {B \cot ^3(c+d x)}{3 d} \]
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Time = 0.02 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.088, Rules used = {21, 3554, 8} \[ \int \frac {\cot ^4(c+d x) (a B+b B \tan (c+d x))}{a+b \tan (c+d x)} \, dx=-\frac {B \cot ^3(c+d x)}{3 d}+\frac {B \cot (c+d x)}{d}+B x \]
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Rule 8
Rule 21
Rule 3554
Rubi steps \begin{align*} \text {integral}& = B \int \cot ^4(c+d x) \, dx \\ & = -\frac {B \cot ^3(c+d x)}{3 d}-B \int \cot ^2(c+d x) \, dx \\ & = \frac {B \cot (c+d x)}{d}-\frac {B \cot ^3(c+d x)}{3 d}+B \int 1 \, dx \\ & = B x+\frac {B \cot (c+d x)}{d}-\frac {B \cot ^3(c+d x)}{3 d} \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 3 in optimal.
Time = 0.02 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.10 \[ \int \frac {\cot ^4(c+d x) (a B+b B \tan (c+d x))}{a+b \tan (c+d x)} \, dx=-\frac {B \cot ^3(c+d x) \operatorname {Hypergeometric2F1}\left (-\frac {3}{2},1,-\frac {1}{2},-\tan ^2(c+d x)\right )}{3 d} \]
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Time = 0.17 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.87
method | result | size |
derivativedivides | \(\frac {B \left (-\frac {\left (\cot ^{3}\left (d x +c \right )\right )}{3}+\cot \left (d x +c \right )+d x +c \right )}{d}\) | \(27\) |
default | \(\frac {B \left (-\frac {\left (\cot ^{3}\left (d x +c \right )\right )}{3}+\cot \left (d x +c \right )+d x +c \right )}{d}\) | \(27\) |
parallelrisch | \(-\frac {B \left (\cot ^{3}\left (d x +c \right )-3 d x -3 \cot \left (d x +c \right )\right )}{3 d}\) | \(28\) |
norman | \(\frac {B x \left (\tan ^{3}\left (d x +c \right )\right )+\frac {B \left (\tan ^{2}\left (d x +c \right )\right )}{d}-\frac {B}{3 d}}{\tan \left (d x +c \right )^{3}}\) | \(41\) |
risch | \(B x +\frac {4 i B \left (3 \,{\mathrm e}^{4 i \left (d x +c \right )}-3 \,{\mathrm e}^{2 i \left (d x +c \right )}+2\right )}{3 d \left ({\mathrm e}^{2 i \left (d x +c \right )}-1\right )^{3}}\) | \(49\) |
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Leaf count of result is larger than twice the leaf count of optimal. 90 vs. \(2 (29) = 58\).
Time = 0.26 (sec) , antiderivative size = 90, normalized size of antiderivative = 2.90 \[ \int \frac {\cot ^4(c+d x) (a B+b B \tan (c+d x))}{a+b \tan (c+d x)} \, dx=\frac {4 \, B \cos \left (2 \, d x + 2 \, c\right )^{2} + 2 \, B \cos \left (2 \, d x + 2 \, c\right ) + 3 \, {\left (B d x \cos \left (2 \, d x + 2 \, c\right ) - B d x\right )} \sin \left (2 \, d x + 2 \, c\right ) - 2 \, B}{3 \, {\left (d \cos \left (2 \, d x + 2 \, c\right ) - d\right )} \sin \left (2 \, d x + 2 \, c\right )} \]
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Time = 0.71 (sec) , antiderivative size = 49, normalized size of antiderivative = 1.58 \[ \int \frac {\cot ^4(c+d x) (a B+b B \tan (c+d x))}{a+b \tan (c+d x)} \, dx=\begin {cases} B x - \frac {B \cot ^{3}{\left (c + d x \right )}}{3 d} + \frac {B \cot {\left (c + d x \right )}}{d} & \text {for}\: d \neq 0 \\\frac {x \left (B a + B b \tan {\left (c \right )}\right ) \cot ^{4}{\left (c \right )}}{a + b \tan {\left (c \right )}} & \text {otherwise} \end {cases} \]
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none
Time = 0.31 (sec) , antiderivative size = 38, normalized size of antiderivative = 1.23 \[ \int \frac {\cot ^4(c+d x) (a B+b B \tan (c+d x))}{a+b \tan (c+d x)} \, dx=\frac {3 \, {\left (d x + c\right )} B + \frac {3 \, B \tan \left (d x + c\right )^{2} - B}{\tan \left (d x + c\right )^{3}}}{3 \, d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 69 vs. \(2 (29) = 58\).
Time = 0.41 (sec) , antiderivative size = 69, normalized size of antiderivative = 2.23 \[ \int \frac {\cot ^4(c+d x) (a B+b B \tan (c+d x))}{a+b \tan (c+d x)} \, dx=\frac {B \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} + 24 \, {\left (d x + c\right )} B - 15 \, B \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + \frac {15 \, B \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - B}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3}}}{24 \, d} \]
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Time = 7.14 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.03 \[ \int \frac {\cot ^4(c+d x) (a B+b B \tan (c+d x))}{a+b \tan (c+d x)} \, dx=B\,x-\frac {\frac {B}{3}-B\,{\mathrm {tan}\left (c+d\,x\right )}^2}{d\,{\mathrm {tan}\left (c+d\,x\right )}^3} \]
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