Integrand size = 21, antiderivative size = 81 \[ \int \frac {a+b \text {arccosh}(c+d x)}{c e+d e x} \, dx=\frac {(a+b \text {arccosh}(c+d x))^2}{2 b d e}+\frac {(a+b \text {arccosh}(c+d x)) \log \left (1+e^{-2 \text {arccosh}(c+d x)}\right )}{d e}-\frac {b \operatorname {PolyLog}\left (2,-e^{-2 \text {arccosh}(c+d x)}\right )}{2 d e} \]
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Time = 0.11 (sec) , antiderivative size = 81, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {5996, 12, 5882, 3799, 2221, 2317, 2438} \[ \int \frac {a+b \text {arccosh}(c+d x)}{c e+d e x} \, dx=\frac {(a+b \text {arccosh}(c+d x))^2}{2 b d e}+\frac {\log \left (e^{-2 \text {arccosh}(c+d x)}+1\right ) (a+b \text {arccosh}(c+d x))}{d e}-\frac {b \operatorname {PolyLog}\left (2,-e^{-2 \text {arccosh}(c+d x)}\right )}{2 d e} \]
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Rule 12
Rule 2221
Rule 2317
Rule 2438
Rule 3799
Rule 5882
Rule 5996
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {a+b \text {arccosh}(x)}{e x} \, dx,x,c+d x\right )}{d} \\ & = \frac {\text {Subst}\left (\int \frac {a+b \text {arccosh}(x)}{x} \, dx,x,c+d x\right )}{d e} \\ & = -\frac {\text {Subst}\left (\int x \tanh \left (\frac {a}{b}-\frac {x}{b}\right ) \, dx,x,a+b \text {arccosh}(c+d x)\right )}{b d e} \\ & = \frac {(a+b \text {arccosh}(c+d x))^2}{2 b d e}-\frac {2 \text {Subst}\left (\int \frac {e^{2 \left (\frac {a}{b}-\frac {x}{b}\right )} x}{1+e^{2 \left (\frac {a}{b}-\frac {x}{b}\right )}} \, dx,x,a+b \text {arccosh}(c+d x)\right )}{b d e} \\ & = \frac {(a+b \text {arccosh}(c+d x))^2}{2 b d e}+\frac {(a+b \text {arccosh}(c+d x)) \log \left (1+e^{-2 \text {arccosh}(c+d x)}\right )}{d e}-\frac {\text {Subst}\left (\int \log \left (1+e^{2 \left (\frac {a}{b}-\frac {x}{b}\right )}\right ) \, dx,x,a+b \text {arccosh}(c+d x)\right )}{d e} \\ & = \frac {(a+b \text {arccosh}(c+d x))^2}{2 b d e}+\frac {(a+b \text {arccosh}(c+d x)) \log \left (1+e^{-2 \text {arccosh}(c+d x)}\right )}{d e}+\frac {b \text {Subst}\left (\int \frac {\log (1+x)}{x} \, dx,x,e^{2 \left (\frac {a}{b}-\frac {a+b \text {arccosh}(c+d x)}{b}\right )}\right )}{2 d e} \\ & = \frac {(a+b \text {arccosh}(c+d x))^2}{2 b d e}+\frac {(a+b \text {arccosh}(c+d x)) \log \left (1+e^{-2 \text {arccosh}(c+d x)}\right )}{d e}-\frac {b \operatorname {PolyLog}\left (2,-e^{2 \left (\frac {a}{b}-\frac {a+b \text {arccosh}(c+d x)}{b}\right )}\right )}{2 d e} \\ \end{align*}
Time = 0.10 (sec) , antiderivative size = 69, normalized size of antiderivative = 0.85 \[ \int \frac {a+b \text {arccosh}(c+d x)}{c e+d e x} \, dx=\frac {b \text {arccosh}(c+d x)^2+2 b \text {arccosh}(c+d x) \log \left (1+e^{-2 \text {arccosh}(c+d x)}\right )+2 a \log (c+d x)-b \operatorname {PolyLog}\left (2,-e^{-2 \text {arccosh}(c+d x)}\right )}{2 d e} \]
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Time = 0.70 (sec) , antiderivative size = 97, normalized size of antiderivative = 1.20
method | result | size |
derivativedivides | \(\frac {\frac {a \ln \left (d x +c \right )}{e}+\frac {b \left (-\frac {\operatorname {arccosh}\left (d x +c \right )^{2}}{2}+\operatorname {arccosh}\left (d x +c \right ) \ln \left (1+\left (d x +c +\sqrt {d x +c -1}\, \sqrt {d x +c +1}\right )^{2}\right )+\frac {\operatorname {polylog}\left (2, -\left (d x +c +\sqrt {d x +c -1}\, \sqrt {d x +c +1}\right )^{2}\right )}{2}\right )}{e}}{d}\) | \(97\) |
default | \(\frac {\frac {a \ln \left (d x +c \right )}{e}+\frac {b \left (-\frac {\operatorname {arccosh}\left (d x +c \right )^{2}}{2}+\operatorname {arccosh}\left (d x +c \right ) \ln \left (1+\left (d x +c +\sqrt {d x +c -1}\, \sqrt {d x +c +1}\right )^{2}\right )+\frac {\operatorname {polylog}\left (2, -\left (d x +c +\sqrt {d x +c -1}\, \sqrt {d x +c +1}\right )^{2}\right )}{2}\right )}{e}}{d}\) | \(97\) |
parts | \(\frac {a \ln \left (d x +c \right )}{e d}+\frac {b \left (-\frac {\operatorname {arccosh}\left (d x +c \right )^{2}}{2}+\operatorname {arccosh}\left (d x +c \right ) \ln \left (1+\left (d x +c +\sqrt {d x +c -1}\, \sqrt {d x +c +1}\right )^{2}\right )+\frac {\operatorname {polylog}\left (2, -\left (d x +c +\sqrt {d x +c -1}\, \sqrt {d x +c +1}\right )^{2}\right )}{2}\right )}{e d}\) | \(99\) |
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\[ \int \frac {a+b \text {arccosh}(c+d x)}{c e+d e x} \, dx=\int { \frac {b \operatorname {arcosh}\left (d x + c\right ) + a}{d e x + c e} \,d x } \]
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\[ \int \frac {a+b \text {arccosh}(c+d x)}{c e+d e x} \, dx=\frac {\int \frac {a}{c + d x}\, dx + \int \frac {b \operatorname {acosh}{\left (c + d x \right )}}{c + d x}\, dx}{e} \]
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\[ \int \frac {a+b \text {arccosh}(c+d x)}{c e+d e x} \, dx=\int { \frac {b \operatorname {arcosh}\left (d x + c\right ) + a}{d e x + c e} \,d x } \]
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\[ \int \frac {a+b \text {arccosh}(c+d x)}{c e+d e x} \, dx=\int { \frac {b \operatorname {arcosh}\left (d x + c\right ) + a}{d e x + c e} \,d x } \]
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Timed out. \[ \int \frac {a+b \text {arccosh}(c+d x)}{c e+d e x} \, dx=\int \frac {a+b\,\mathrm {acosh}\left (c+d\,x\right )}{c\,e+d\,e\,x} \,d x \]
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