Integrand size = 25, antiderivative size = 157 \[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{6 d x^2}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}-\frac {c^2 (a+b \text {arccosh}(c x))}{d x}+\frac {7 b c^3 \arctan \left (\sqrt {-1+c x} \sqrt {1+c x}\right )}{6 d}+\frac {2 c^3 (a+b \text {arccosh}(c x)) \text {arctanh}\left (e^{\text {arccosh}(c x)}\right )}{d}+\frac {b c^3 \operatorname {PolyLog}\left (2,-e^{\text {arccosh}(c x)}\right )}{d}-\frac {b c^3 \operatorname {PolyLog}\left (2,e^{\text {arccosh}(c x)}\right )}{d} \]
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Time = 0.17 (sec) , antiderivative size = 157, normalized size of antiderivative = 1.00, number of steps used = 14, number of rules used = 9, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.360, Rules used = {5932, 5903, 4267, 2317, 2438, 94, 211, 105, 12} \[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\frac {2 c^3 \text {arctanh}\left (e^{\text {arccosh}(c x)}\right ) (a+b \text {arccosh}(c x))}{d}-\frac {c^2 (a+b \text {arccosh}(c x))}{d x}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c^3 \operatorname {PolyLog}\left (2,-e^{\text {arccosh}(c x)}\right )}{d}-\frac {b c^3 \operatorname {PolyLog}\left (2,e^{\text {arccosh}(c x)}\right )}{d}+\frac {7 b c^3 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )}{6 d}+\frac {b c \sqrt {c x-1} \sqrt {c x+1}}{6 d x^2} \]
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Rule 12
Rule 94
Rule 105
Rule 211
Rule 2317
Rule 2438
Rule 4267
Rule 5903
Rule 5932
Rubi steps \begin{align*} \text {integral}& = -\frac {a+b \text {arccosh}(c x)}{3 d x^3}+c^2 \int \frac {a+b \text {arccosh}(c x)}{x^2 \left (d-c^2 d x^2\right )} \, dx+\frac {(b c) \int \frac {1}{x^3 \sqrt {-1+c x} \sqrt {1+c x}} \, dx}{3 d} \\ & = \frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{6 d x^2}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}-\frac {c^2 (a+b \text {arccosh}(c x))}{d x}+c^4 \int \frac {a+b \text {arccosh}(c x)}{d-c^2 d x^2} \, dx+\frac {(b c) \int \frac {c^2}{x \sqrt {-1+c x} \sqrt {1+c x}} \, dx}{6 d}+\frac {\left (b c^3\right ) \int \frac {1}{x \sqrt {-1+c x} \sqrt {1+c x}} \, dx}{d} \\ & = \frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{6 d x^2}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}-\frac {c^2 (a+b \text {arccosh}(c x))}{d x}-\frac {c^3 \text {Subst}(\int (a+b x) \text {csch}(x) \, dx,x,\text {arccosh}(c x))}{d}+\frac {\left (b c^3\right ) \int \frac {1}{x \sqrt {-1+c x} \sqrt {1+c x}} \, dx}{6 d}+\frac {\left (b c^4\right ) \text {Subst}\left (\int \frac {1}{c+c x^2} \, dx,x,\sqrt {-1+c x} \sqrt {1+c x}\right )}{d} \\ & = \frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{6 d x^2}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}-\frac {c^2 (a+b \text {arccosh}(c x))}{d x}+\frac {b c^3 \arctan \left (\sqrt {-1+c x} \sqrt {1+c x}\right )}{d}+\frac {2 c^3 (a+b \text {arccosh}(c x)) \text {arctanh}\left (e^{\text {arccosh}(c x)}\right )}{d}+\frac {\left (b c^3\right ) \text {Subst}\left (\int \log \left (1-e^x\right ) \, dx,x,\text {arccosh}(c x)\right )}{d}-\frac {\left (b c^3\right ) \text {Subst}\left (\int \log \left (1+e^x\right ) \, dx,x,\text {arccosh}(c x)\right )}{d}+\frac {\left (b c^4\right ) \text {Subst}\left (\int \frac {1}{c+c x^2} \, dx,x,\sqrt {-1+c x} \sqrt {1+c x}\right )}{6 d} \\ & = \frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{6 d x^2}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}-\frac {c^2 (a+b \text {arccosh}(c x))}{d x}+\frac {7 b c^3 \arctan \left (\sqrt {-1+c x} \sqrt {1+c x}\right )}{6 d}+\frac {2 c^3 (a+b \text {arccosh}(c x)) \text {arctanh}\left (e^{\text {arccosh}(c x)}\right )}{d}+\frac {\left (b c^3\right ) \text {Subst}\left (\int \frac {\log (1-x)}{x} \, dx,x,e^{\text {arccosh}(c x)}\right )}{d}-\frac {\left (b c^3\right ) \text {Subst}\left (\int \frac {\log (1+x)}{x} \, dx,x,e^{\text {arccosh}(c x)}\right )}{d} \\ & = \frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{6 d x^2}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}-\frac {c^2 (a+b \text {arccosh}(c x))}{d x}+\frac {7 b c^3 \arctan \left (\sqrt {-1+c x} \sqrt {1+c x}\right )}{6 d}+\frac {2 c^3 (a+b \text {arccosh}(c x)) \text {arctanh}\left (e^{\text {arccosh}(c x)}\right )}{d}+\frac {b c^3 \operatorname {PolyLog}\left (2,-e^{\text {arccosh}(c x)}\right )}{d}-\frac {b c^3 \operatorname {PolyLog}\left (2,e^{\text {arccosh}(c x)}\right )}{d} \\ \end{align*}
Time = 0.24 (sec) , antiderivative size = 223, normalized size of antiderivative = 1.42 \[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\frac {-\frac {2 a}{x^3}-\frac {6 a c^2}{x}+\frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{x^2}-\frac {2 b \text {arccosh}(c x)}{x^3}-\frac {6 b c^2 \text {arccosh}(c x)}{x}+\frac {7 b c^3 \sqrt {-1+c^2 x^2} \arctan \left (\sqrt {-1+c^2 x^2}\right )}{\sqrt {-1+c x} \sqrt {1+c x}}-6 a c^3 \log \left (1-e^{\text {arccosh}(c x)}\right )-6 b c^3 \text {arccosh}(c x) \log \left (1-e^{\text {arccosh}(c x)}\right )+6 a c^3 \log \left (1+e^{\text {arccosh}(c x)}\right )+6 b c^3 \text {arccosh}(c x) \log \left (1+e^{\text {arccosh}(c x)}\right )+6 b c^3 \operatorname {PolyLog}\left (2,-e^{\text {arccosh}(c x)}\right )-6 b c^3 \operatorname {PolyLog}\left (2,e^{\text {arccosh}(c x)}\right )}{6 d} \]
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Time = 0.79 (sec) , antiderivative size = 190, normalized size of antiderivative = 1.21
method | result | size |
derivativedivides | \(c^{3} \left (-\frac {a \left (\frac {1}{3 c^{3} x^{3}}+\frac {1}{c x}-\frac {\ln \left (c x +1\right )}{2}+\frac {\ln \left (c x -1\right )}{2}\right )}{d}-\frac {b \left (\frac {6 c^{2} x^{2} \operatorname {arccosh}\left (c x \right )-\sqrt {c x -1}\, \sqrt {c x +1}\, c x +2 \,\operatorname {arccosh}\left (c x \right )}{6 c^{3} x^{3}}-\frac {7 \arctan \left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )}{3}-\operatorname {dilog}\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {dilog}\left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {arccosh}\left (c x \right ) \ln \left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )\right )}{d}\right )\) | \(190\) |
default | \(c^{3} \left (-\frac {a \left (\frac {1}{3 c^{3} x^{3}}+\frac {1}{c x}-\frac {\ln \left (c x +1\right )}{2}+\frac {\ln \left (c x -1\right )}{2}\right )}{d}-\frac {b \left (\frac {6 c^{2} x^{2} \operatorname {arccosh}\left (c x \right )-\sqrt {c x -1}\, \sqrt {c x +1}\, c x +2 \,\operatorname {arccosh}\left (c x \right )}{6 c^{3} x^{3}}-\frac {7 \arctan \left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )}{3}-\operatorname {dilog}\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {dilog}\left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {arccosh}\left (c x \right ) \ln \left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )\right )}{d}\right )\) | \(190\) |
parts | \(-\frac {a \left (-\frac {c^{3} \ln \left (c x +1\right )}{2}+\frac {1}{3 x^{3}}+\frac {c^{2}}{x}+\frac {c^{3} \ln \left (c x -1\right )}{2}\right )}{d}-\frac {b \,c^{3} \left (\frac {6 c^{2} x^{2} \operatorname {arccosh}\left (c x \right )-\sqrt {c x -1}\, \sqrt {c x +1}\, c x +2 \,\operatorname {arccosh}\left (c x \right )}{6 c^{3} x^{3}}-\frac {7 \arctan \left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )}{3}-\operatorname {dilog}\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {dilog}\left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {arccosh}\left (c x \right ) \ln \left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )\right )}{d}\) | \(192\) |
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\[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\int { -\frac {b \operatorname {arcosh}\left (c x\right ) + a}{{\left (c^{2} d x^{2} - d\right )} x^{4}} \,d x } \]
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\[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=- \frac {\int \frac {a}{c^{2} x^{6} - x^{4}}\, dx + \int \frac {b \operatorname {acosh}{\left (c x \right )}}{c^{2} x^{6} - x^{4}}\, dx}{d} \]
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\[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\int { -\frac {b \operatorname {arcosh}\left (c x\right ) + a}{{\left (c^{2} d x^{2} - d\right )} x^{4}} \,d x } \]
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\[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\int { -\frac {b \operatorname {arcosh}\left (c x\right ) + a}{{\left (c^{2} d x^{2} - d\right )} x^{4}} \,d x } \]
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Timed out. \[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\int \frac {a+b\,\mathrm {acosh}\left (c\,x\right )}{x^4\,\left (d-c^2\,d\,x^2\right )} \,d x \]
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