Integrand size = 13, antiderivative size = 15 \[ \int \frac {\csc ^4(x)}{i+\cot (x)} \, dx=i \cot (x)-\frac {\cot ^2(x)}{2} \]
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Time = 0.04 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {3568} \[ \int \frac {\csc ^4(x)}{i+\cot (x)} \, dx=-\frac {\cot ^2(x)}{2}+i \cot (x) \]
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Rule 3568
Rubi steps \begin{align*} \text {integral}& = \text {Subst}(\int (i-x) \, dx,x,\cot (x)) \\ & = i \cot (x)-\frac {\cot ^2(x)}{2} \\ \end{align*}
Time = 2.45 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00 \[ \int \frac {\csc ^4(x)}{i+\cot (x)} \, dx=i \cot (x)-\frac {\csc ^2(x)}{2} \]
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Time = 0.08 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.80
method | result | size |
risch | \(\frac {2}{\left ({\mathrm e}^{2 i x}-1\right )^{2}}\) | \(12\) |
derivativedivides | \(i \cot \left (x \right )-\frac {\cot \left (x \right )^{2}}{2}\) | \(13\) |
default | \(i \cot \left (x \right )-\frac {\cot \left (x \right )^{2}}{2}\) | \(13\) |
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none
Time = 0.26 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.07 \[ \int \frac {\csc ^4(x)}{i+\cot (x)} \, dx=\frac {2}{e^{\left (4 i \, x\right )} - 2 \, e^{\left (2 i \, x\right )} + 1} \]
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\[ \int \frac {\csc ^4(x)}{i+\cot (x)} \, dx=\int \frac {\csc ^{4}{\left (x \right )}}{\cot {\left (x \right )} + i}\, dx \]
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none
Time = 0.23 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.80 \[ \int \frac {\csc ^4(x)}{i+\cot (x)} \, dx=\frac {2 i \, \tan \left (x\right ) - 1}{2 \, \tan \left (x\right )^{2}} \]
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none
Time = 0.26 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.80 \[ \int \frac {\csc ^4(x)}{i+\cot (x)} \, dx=-\frac {-2 i \, \tan \left (x\right ) + 1}{2 \, \tan \left (x\right )^{2}} \]
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Time = 12.55 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.60 \[ \int \frac {\csc ^4(x)}{i+\cot (x)} \, dx=-\frac {\mathrm {cot}\left (x\right )\,\left (\mathrm {cot}\left (x\right )-2{}\mathrm {i}\right )}{2} \]
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