Integrand size = 25, antiderivative size = 118 \[ \int \frac {a+b \text {arccosh}(c x)}{x^3 \left (d-c^2 d x^2\right )} \, dx=\frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{2 d x}-\frac {a+b \text {arccosh}(c x)}{2 d x^2}+\frac {2 c^2 (a+b \text {arccosh}(c x)) \text {arctanh}\left (e^{2 \text {arccosh}(c x)}\right )}{d}+\frac {b c^2 \operatorname {PolyLog}\left (2,-e^{2 \text {arccosh}(c x)}\right )}{2 d}-\frac {b c^2 \operatorname {PolyLog}\left (2,e^{2 \text {arccosh}(c x)}\right )}{2 d} \]
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Time = 0.15 (sec) , antiderivative size = 118, normalized size of antiderivative = 1.00, number of steps used = 9, number of rules used = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.280, Rules used = {5932, 5916, 5569, 4267, 2317, 2438, 97} \[ \int \frac {a+b \text {arccosh}(c x)}{x^3 \left (d-c^2 d x^2\right )} \, dx=\frac {2 c^2 \text {arctanh}\left (e^{2 \text {arccosh}(c x)}\right ) (a+b \text {arccosh}(c x))}{d}-\frac {a+b \text {arccosh}(c x)}{2 d x^2}+\frac {b c^2 \operatorname {PolyLog}\left (2,-e^{2 \text {arccosh}(c x)}\right )}{2 d}-\frac {b c^2 \operatorname {PolyLog}\left (2,e^{2 \text {arccosh}(c x)}\right )}{2 d}+\frac {b c \sqrt {c x-1} \sqrt {c x+1}}{2 d x} \]
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Rule 97
Rule 2317
Rule 2438
Rule 4267
Rule 5569
Rule 5916
Rule 5932
Rubi steps \begin{align*} \text {integral}& = -\frac {a+b \text {arccosh}(c x)}{2 d x^2}+c^2 \int \frac {a+b \text {arccosh}(c x)}{x \left (d-c^2 d x^2\right )} \, dx+\frac {(b c) \int \frac {1}{x^2 \sqrt {-1+c x} \sqrt {1+c x}} \, dx}{2 d} \\ & = \frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{2 d x}-\frac {a+b \text {arccosh}(c x)}{2 d x^2}-\frac {c^2 \text {Subst}(\int (a+b x) \text {csch}(x) \text {sech}(x) \, dx,x,\text {arccosh}(c x))}{d} \\ & = \frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{2 d x}-\frac {a+b \text {arccosh}(c x)}{2 d x^2}-\frac {\left (2 c^2\right ) \text {Subst}(\int (a+b x) \text {csch}(2 x) \, dx,x,\text {arccosh}(c x))}{d} \\ & = \frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{2 d x}-\frac {a+b \text {arccosh}(c x)}{2 d x^2}+\frac {2 c^2 (a+b \text {arccosh}(c x)) \text {arctanh}\left (e^{2 \text {arccosh}(c x)}\right )}{d}+\frac {\left (b c^2\right ) \text {Subst}\left (\int \log \left (1-e^{2 x}\right ) \, dx,x,\text {arccosh}(c x)\right )}{d}-\frac {\left (b c^2\right ) \text {Subst}\left (\int \log \left (1+e^{2 x}\right ) \, dx,x,\text {arccosh}(c x)\right )}{d} \\ & = \frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{2 d x}-\frac {a+b \text {arccosh}(c x)}{2 d x^2}+\frac {2 c^2 (a+b \text {arccosh}(c x)) \text {arctanh}\left (e^{2 \text {arccosh}(c x)}\right )}{d}+\frac {\left (b c^2\right ) \text {Subst}\left (\int \frac {\log (1-x)}{x} \, dx,x,e^{2 \text {arccosh}(c x)}\right )}{2 d}-\frac {\left (b c^2\right ) \text {Subst}\left (\int \frac {\log (1+x)}{x} \, dx,x,e^{2 \text {arccosh}(c x)}\right )}{2 d} \\ & = \frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{2 d x}-\frac {a+b \text {arccosh}(c x)}{2 d x^2}+\frac {2 c^2 (a+b \text {arccosh}(c x)) \text {arctanh}\left (e^{2 \text {arccosh}(c x)}\right )}{d}+\frac {b c^2 \operatorname {PolyLog}\left (2,-e^{2 \text {arccosh}(c x)}\right )}{2 d}-\frac {b c^2 \operatorname {PolyLog}\left (2,e^{2 \text {arccosh}(c x)}\right )}{2 d} \\ \end{align*}
Time = 0.31 (sec) , antiderivative size = 212, normalized size of antiderivative = 1.80 \[ \int \frac {a+b \text {arccosh}(c x)}{x^3 \left (d-c^2 d x^2\right )} \, dx=-\frac {a-b c x \sqrt {-1+c x} \sqrt {1+c x}+b \text {arccosh}(c x)-2 b c^2 x^2 \text {arccosh}(c x)^2-2 b c^2 x^2 \text {arccosh}(c x) \log \left (1+e^{-2 \text {arccosh}(c x)}\right )+2 b c^2 x^2 \text {arccosh}(c x) \log \left (1-e^{\text {arccosh}(c x)}\right )+2 b c^2 x^2 \text {arccosh}(c x) \log \left (1+e^{\text {arccosh}(c x)}\right )-2 a c^2 x^2 \log (x)+a c^2 x^2 \log \left (1-c^2 x^2\right )+b c^2 x^2 \operatorname {PolyLog}\left (2,-e^{-2 \text {arccosh}(c x)}\right )+2 b c^2 x^2 \operatorname {PolyLog}\left (2,-e^{\text {arccosh}(c x)}\right )+2 b c^2 x^2 \operatorname {PolyLog}\left (2,e^{\text {arccosh}(c x)}\right )}{2 d x^2} \]
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Time = 0.70 (sec) , antiderivative size = 243, normalized size of antiderivative = 2.06
method | result | size |
derivativedivides | \(c^{2} \left (-\frac {a \left (\frac {1}{2 c^{2} x^{2}}-\ln \left (c x \right )+\frac {\ln \left (c x +1\right )}{2}+\frac {\ln \left (c x -1\right )}{2}\right )}{d}-\frac {b \left (\frac {-\sqrt {c x -1}\, \sqrt {c x +1}\, c x +c^{2} x^{2}+\operatorname {arccosh}\left (c x \right )}{2 c^{2} x^{2}}-\operatorname {arccosh}\left (c x \right ) \ln \left (1+\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )^{2}\right )-\frac {\operatorname {polylog}\left (2, -\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )^{2}\right )}{2}+\operatorname {arccosh}\left (c x \right ) \ln \left (1-c x -\sqrt {c x -1}\, \sqrt {c x +1}\right )+\operatorname {polylog}\left (2, c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )+\operatorname {arccosh}\left (c x \right ) \ln \left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )+\operatorname {polylog}\left (2, -c x -\sqrt {c x -1}\, \sqrt {c x +1}\right )\right )}{d}\right )\) | \(243\) |
default | \(c^{2} \left (-\frac {a \left (\frac {1}{2 c^{2} x^{2}}-\ln \left (c x \right )+\frac {\ln \left (c x +1\right )}{2}+\frac {\ln \left (c x -1\right )}{2}\right )}{d}-\frac {b \left (\frac {-\sqrt {c x -1}\, \sqrt {c x +1}\, c x +c^{2} x^{2}+\operatorname {arccosh}\left (c x \right )}{2 c^{2} x^{2}}-\operatorname {arccosh}\left (c x \right ) \ln \left (1+\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )^{2}\right )-\frac {\operatorname {polylog}\left (2, -\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )^{2}\right )}{2}+\operatorname {arccosh}\left (c x \right ) \ln \left (1-c x -\sqrt {c x -1}\, \sqrt {c x +1}\right )+\operatorname {polylog}\left (2, c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )+\operatorname {arccosh}\left (c x \right ) \ln \left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )+\operatorname {polylog}\left (2, -c x -\sqrt {c x -1}\, \sqrt {c x +1}\right )\right )}{d}\right )\) | \(243\) |
parts | \(-\frac {a \left (\frac {c^{2} \ln \left (c x +1\right )}{2}+\frac {1}{2 x^{2}}-c^{2} \ln \left (x \right )+\frac {c^{2} \ln \left (c x -1\right )}{2}\right )}{d}-\frac {b \,c^{2} \left (\frac {-\sqrt {c x -1}\, \sqrt {c x +1}\, c x +c^{2} x^{2}+\operatorname {arccosh}\left (c x \right )}{2 c^{2} x^{2}}-\operatorname {arccosh}\left (c x \right ) \ln \left (1+\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )^{2}\right )-\frac {\operatorname {polylog}\left (2, -\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )^{2}\right )}{2}+\operatorname {arccosh}\left (c x \right ) \ln \left (1-c x -\sqrt {c x -1}\, \sqrt {c x +1}\right )+\operatorname {polylog}\left (2, c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )+\operatorname {arccosh}\left (c x \right ) \ln \left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )+\operatorname {polylog}\left (2, -c x -\sqrt {c x -1}\, \sqrt {c x +1}\right )\right )}{d}\) | \(246\) |
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\[ \int \frac {a+b \text {arccosh}(c x)}{x^3 \left (d-c^2 d x^2\right )} \, dx=\int { -\frac {b \operatorname {arcosh}\left (c x\right ) + a}{{\left (c^{2} d x^{2} - d\right )} x^{3}} \,d x } \]
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\[ \int \frac {a+b \text {arccosh}(c x)}{x^3 \left (d-c^2 d x^2\right )} \, dx=- \frac {\int \frac {a}{c^{2} x^{5} - x^{3}}\, dx + \int \frac {b \operatorname {acosh}{\left (c x \right )}}{c^{2} x^{5} - x^{3}}\, dx}{d} \]
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\[ \int \frac {a+b \text {arccosh}(c x)}{x^3 \left (d-c^2 d x^2\right )} \, dx=\int { -\frac {b \operatorname {arcosh}\left (c x\right ) + a}{{\left (c^{2} d x^{2} - d\right )} x^{3}} \,d x } \]
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\[ \int \frac {a+b \text {arccosh}(c x)}{x^3 \left (d-c^2 d x^2\right )} \, dx=\int { -\frac {b \operatorname {arcosh}\left (c x\right ) + a}{{\left (c^{2} d x^{2} - d\right )} x^{3}} \,d x } \]
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Timed out. \[ \int \frac {a+b \text {arccosh}(c x)}{x^3 \left (d-c^2 d x^2\right )} \, dx=\int \frac {a+b\,\mathrm {acosh}\left (c\,x\right )}{x^3\,\left (d-c^2\,d\,x^2\right )} \,d x \]
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