Integrand size = 22, antiderivative size = 18 \[ \int \frac {\cos (c+d x)}{\csc (c+d x)+\sin (c+d x)} \, dx=\frac {\log \left (1+\sin ^2(c+d x)\right )}{2 d} \]
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Time = 0.04 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {4419, 266} \[ \int \frac {\cos (c+d x)}{\csc (c+d x)+\sin (c+d x)} \, dx=\frac {\log \left (\sin ^2(c+d x)+1\right )}{2 d} \]
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Rule 266
Rule 4419
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {x}{1+x^2} \, dx,x,\sin (c+d x)\right )}{d} \\ & = \frac {\log \left (1+\sin ^2(c+d x)\right )}{2 d} \\ \end{align*}
Time = 0.13 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.11 \[ \int \frac {\cos (c+d x)}{\csc (c+d x)+\sin (c+d x)} \, dx=\frac {\log (3-\cos (2 (c+d x)))}{2 d} \]
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Time = 0.28 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.94
method | result | size |
derivativedivides | \(\frac {\ln \left (\cos \left (d x +c \right )^{2}-2\right )}{2 d}\) | \(17\) |
default | \(\frac {\ln \left (\cos \left (d x +c \right )^{2}-2\right )}{2 d}\) | \(17\) |
risch | \(-i x -\frac {2 i c}{d}+\frac {\ln \left ({\mathrm e}^{4 i \left (d x +c \right )}-6 \,{\mathrm e}^{2 i \left (d x +c \right )}+1\right )}{2 d}\) | \(41\) |
parallelrisch | \(\frac {-\ln \left (\sec \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}\right )+\ln \left (\sqrt {-4+4 \sec \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}+\sec \left (\frac {d x}{2}+\frac {c}{2}\right )^{4}}\right )}{d}\) | \(49\) |
norman | \(-\frac {\ln \left (1+\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}\right )}{d}+\frac {\ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{4}+6 \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}+1\right )}{2 d}\) | \(53\) |
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Time = 0.24 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.00 \[ \int \frac {\cos (c+d x)}{\csc (c+d x)+\sin (c+d x)} \, dx=\frac {\log \left (-\cos \left (d x + c\right )^{2} + 2\right )}{2 \, d} \]
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\[ \int \frac {\cos (c+d x)}{\csc (c+d x)+\sin (c+d x)} \, dx=\int \frac {\cos {\left (c + d x \right )}}{\sin {\left (c + d x \right )} + \csc {\left (c + d x \right )}}\, dx \]
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Time = 0.29 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.89 \[ \int \frac {\cos (c+d x)}{\csc (c+d x)+\sin (c+d x)} \, dx=\frac {\log \left (\sin \left (d x + c\right )^{2} + 1\right )}{2 \, d} \]
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Time = 0.30 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.89 \[ \int \frac {\cos (c+d x)}{\csc (c+d x)+\sin (c+d x)} \, dx=\frac {\log \left (\sin \left (d x + c\right )^{2} + 1\right )}{2 \, d} \]
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Time = 0.08 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.89 \[ \int \frac {\cos (c+d x)}{\csc (c+d x)+\sin (c+d x)} \, dx=\frac {\ln \left ({\sin \left (c+d\,x\right )}^2+1\right )}{2\,d} \]
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