Integrand size = 13, antiderivative size = 20 \[ \int (a+b \cot (x))^n \csc ^2(x) \, dx=-\frac {(a+b \cot (x))^{1+n}}{b (1+n)} \]
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Time = 0.05 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.154, Rules used = {3587, 32} \[ \int (a+b \cot (x))^n \csc ^2(x) \, dx=-\frac {(a+b \cot (x))^{n+1}}{b (n+1)} \]
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Rule 32
Rule 3587
Rubi steps \begin{align*} \text {integral}& = -\frac {\text {Subst}\left (\int (a+x)^n \, dx,x,b \cot (x)\right )}{b} \\ & = -\frac {(a+b \cot (x))^{1+n}}{b (1+n)} \\ \end{align*}
Time = 0.23 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int (a+b \cot (x))^n \csc ^2(x) \, dx=-\frac {(a+b \cot (x))^{1+n}}{b (1+n)} \]
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Time = 3.42 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.05
method | result | size |
derivativedivides | \(-\frac {\left (a +b \cot \left (x \right )\right )^{1+n}}{b \left (1+n \right )}\) | \(21\) |
default | \(-\frac {\left (a +b \cot \left (x \right )\right )^{1+n}}{b \left (1+n \right )}\) | \(21\) |
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none
Time = 0.29 (sec) , antiderivative size = 38, normalized size of antiderivative = 1.90 \[ \int (a+b \cot (x))^n \csc ^2(x) \, dx=-\frac {{\left (b \cos \left (x\right ) + a \sin \left (x\right )\right )} \left (\frac {b \cos \left (x\right ) + a \sin \left (x\right )}{\sin \left (x\right )}\right )^{n}}{{\left (b n + b\right )} \sin \left (x\right )} \]
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\[ \int (a+b \cot (x))^n \csc ^2(x) \, dx=\int \left (a + b \cot {\left (x \right )}\right )^{n} \csc ^{2}{\left (x \right )}\, dx \]
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none
Time = 0.22 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int (a+b \cot (x))^n \csc ^2(x) \, dx=-\frac {{\left (b \cot \left (x\right ) + a\right )}^{n + 1}}{b {\left (n + 1\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 41 vs. \(2 (20) = 40\).
Time = 0.28 (sec) , antiderivative size = 41, normalized size of antiderivative = 2.05 \[ \int (a+b \cot (x))^n \csc ^2(x) \, dx=-\frac {\left (-\frac {b \tan \left (\frac {1}{2} \, x\right )^{2} - 2 \, a \tan \left (\frac {1}{2} \, x\right ) - b}{2 \, \tan \left (\frac {1}{2} \, x\right )}\right )^{n + 1}}{b {\left (n + 1\right )}} \]
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Time = 12.69 (sec) , antiderivative size = 43, normalized size of antiderivative = 2.15 \[ \int (a+b \cot (x))^n \csc ^2(x) \, dx=\left \{\begin {array}{cl} -\frac {\ln \left (a+\frac {b}{\mathrm {tan}\left (x\right )}\right )}{b} & \text {\ if\ \ }n=-1\\ -\frac {{\left (a+\frac {b}{\mathrm {tan}\left (x\right )}\right )}^{n+1}}{b\,\left (n+1\right )} & \text {\ if\ \ }n\neq -1 \end {array}\right . \]
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