Integrand size = 21, antiderivative size = 42 \[ \int \csc ^2(c+d x) (a+b \tan (c+d x))^2 \, dx=-\frac {a^2 \cot (c+d x)}{d}+\frac {2 a b \log (\tan (c+d x))}{d}+\frac {b^2 \tan (c+d x)}{d} \]
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Time = 0.06 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.095, Rules used = {3597, 45} \[ \int \csc ^2(c+d x) (a+b \tan (c+d x))^2 \, dx=-\frac {a^2 \cot (c+d x)}{d}+\frac {2 a b \log (\tan (c+d x))}{d}+\frac {b^2 \tan (c+d x)}{d} \]
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Rule 45
Rule 3597
Rubi steps \begin{align*} \text {integral}& = \frac {b \text {Subst}\left (\int \frac {(a+x)^2}{x^2} \, dx,x,b \tan (c+d x)\right )}{d} \\ & = \frac {b \text {Subst}\left (\int \left (1+\frac {a^2}{x^2}+\frac {2 a}{x}\right ) \, dx,x,b \tan (c+d x)\right )}{d} \\ & = -\frac {a^2 \cot (c+d x)}{d}+\frac {2 a b \log (\tan (c+d x))}{d}+\frac {b^2 \tan (c+d x)}{d} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(91\) vs. \(2(42)=84\).
Time = 1.40 (sec) , antiderivative size = 91, normalized size of antiderivative = 2.17 \[ \int \csc ^2(c+d x) (a+b \tan (c+d x))^2 \, dx=-\frac {\cos (c+d x) \left (a \cos (c+d x) (a \cot (c+d x)+2 b (\log (\cos (c+d x))-\log (\sin (c+d x))))-b^2 \sin (c+d x)\right ) (a+b \tan (c+d x))^2}{d (a \cos (c+d x)+b \sin (c+d x))^2} \]
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Time = 1.91 (sec) , antiderivative size = 38, normalized size of antiderivative = 0.90
method | result | size |
derivativedivides | \(\frac {b^{2} \tan \left (d x +c \right )+2 a b \ln \left (\tan \left (d x +c \right )\right )-a^{2} \cot \left (d x +c \right )}{d}\) | \(38\) |
default | \(\frac {b^{2} \tan \left (d x +c \right )+2 a b \ln \left (\tan \left (d x +c \right )\right )-a^{2} \cot \left (d x +c \right )}{d}\) | \(38\) |
risch | \(-\frac {2 i \left (a^{2} {\mathrm e}^{2 i \left (d x +c \right )}-b^{2} {\mathrm e}^{2 i \left (d x +c \right )}+a^{2}+b^{2}\right )}{d \left ({\mathrm e}^{2 i \left (d x +c \right )}-1\right ) \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}+\frac {2 a b \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}-1\right )}{d}-\frac {2 a b \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}{d}\) | \(106\) |
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Leaf count of result is larger than twice the leaf count of optimal. 96 vs. \(2 (42) = 84\).
Time = 0.27 (sec) , antiderivative size = 96, normalized size of antiderivative = 2.29 \[ \int \csc ^2(c+d x) (a+b \tan (c+d x))^2 \, dx=-\frac {a b \cos \left (d x + c\right ) \log \left (\cos \left (d x + c\right )^{2}\right ) \sin \left (d x + c\right ) - a b \cos \left (d x + c\right ) \log \left (-\frac {1}{4} \, \cos \left (d x + c\right )^{2} + \frac {1}{4}\right ) \sin \left (d x + c\right ) + {\left (a^{2} + b^{2}\right )} \cos \left (d x + c\right )^{2} - b^{2}}{d \cos \left (d x + c\right ) \sin \left (d x + c\right )} \]
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\[ \int \csc ^2(c+d x) (a+b \tan (c+d x))^2 \, dx=\int \left (a + b \tan {\left (c + d x \right )}\right )^{2} \csc ^{2}{\left (c + d x \right )}\, dx \]
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none
Time = 0.36 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.93 \[ \int \csc ^2(c+d x) (a+b \tan (c+d x))^2 \, dx=\frac {2 \, a b \log \left (\tan \left (d x + c\right )\right ) + b^{2} \tan \left (d x + c\right ) - \frac {a^{2}}{\tan \left (d x + c\right )}}{d} \]
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none
Time = 0.46 (sec) , antiderivative size = 51, normalized size of antiderivative = 1.21 \[ \int \csc ^2(c+d x) (a+b \tan (c+d x))^2 \, dx=\frac {2 \, a b \log \left ({\left | \tan \left (d x + c\right ) \right |}\right ) + b^{2} \tan \left (d x + c\right ) - \frac {2 \, a b \tan \left (d x + c\right ) + a^{2}}{\tan \left (d x + c\right )}}{d} \]
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Time = 4.56 (sec) , antiderivative size = 44, normalized size of antiderivative = 1.05 \[ \int \csc ^2(c+d x) (a+b \tan (c+d x))^2 \, dx=\frac {b^2\,\mathrm {tan}\left (c+d\,x\right )}{d}-\frac {a^2}{d\,\mathrm {tan}\left (c+d\,x\right )}+\frac {2\,a\,b\,\ln \left (\mathrm {tan}\left (c+d\,x\right )\right )}{d} \]
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