Integrand size = 22, antiderivative size = 20 \[ \int e^{n \cos (c (a+b x))} \tan (a c+b c x) \, dx=-\frac {\operatorname {ExpIntegralEi}(n \cos (a c+b c x))}{b c} \]
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Time = 0.03 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {4424, 2209} \[ \int e^{n \cos (c (a+b x))} \tan (a c+b c x) \, dx=-\frac {\operatorname {ExpIntegralEi}(n \cos (a c+b x c))}{b c} \]
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Rule 2209
Rule 4424
Rubi steps \begin{align*} \text {integral}& = -\frac {\text {Subst}\left (\int \frac {e^{n x}}{x} \, dx,x,\cos (a c+b c x)\right )}{b c} \\ & = -\frac {\operatorname {ExpIntegralEi}(n \cos (a c+b c x))}{b c} \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.95 \[ \int e^{n \cos (c (a+b x))} \tan (a c+b c x) \, dx=-\frac {\operatorname {ExpIntegralEi}(n \cos (c (a+b x)))}{b c} \]
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\[\int {\mathrm e}^{n \cos \left (c \left (x b +a \right )\right )} \tan \left (b c x +a c \right )d x\]
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none
Time = 0.24 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int e^{n \cos (c (a+b x))} \tan (a c+b c x) \, dx=-\frac {{\rm Ei}\left (n \cos \left (b c x + a c\right )\right )}{b c} \]
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\[ \int e^{n \cos (c (a+b x))} \tan (a c+b c x) \, dx=\int e^{n \cos {\left (a c + b c x \right )}} \tan {\left (a c + b c x \right )}\, dx \]
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none
Time = 0.25 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int e^{n \cos (c (a+b x))} \tan (a c+b c x) \, dx=-\frac {{\rm Ei}\left (n \cos \left (b c x + a c\right )\right )}{b c} \]
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\[ \int e^{n \cos (c (a+b x))} \tan (a c+b c x) \, dx=\int { e^{\left (n \cos \left ({\left (b x + a\right )} c\right )\right )} \tan \left (b c x + a c\right ) \,d x } \]
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Timed out. \[ \int e^{n \cos (c (a+b x))} \tan (a c+b c x) \, dx=\int {\mathrm {e}}^{n\,\cos \left (c\,\left (a+b\,x\right )\right )}\,\mathrm {tan}\left (a\,c+b\,c\,x\right ) \,d x \]
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