Integrand size = 23, antiderivative size = 76 \[ \int \frac {\left (d-c^2 d x^2\right ) (a+b \text {arccosh}(c x))}{x^2} \, dx=b c d \sqrt {-1+c x} \sqrt {1+c x}-\frac {d (a+b \text {arccosh}(c x))}{x}-c^2 d x (a+b \text {arccosh}(c x))+b c d \arctan \left (\sqrt {-1+c x} \sqrt {1+c x}\right ) \]
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Time = 0.09 (sec) , antiderivative size = 76, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.261, Rules used = {14, 5921, 12, 471, 94, 211} \[ \int \frac {\left (d-c^2 d x^2\right ) (a+b \text {arccosh}(c x))}{x^2} \, dx=c^2 (-d) x (a+b \text {arccosh}(c x))-\frac {d (a+b \text {arccosh}(c x))}{x}+b c d \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+b c d \sqrt {c x-1} \sqrt {c x+1} \]
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Rule 12
Rule 14
Rule 94
Rule 211
Rule 471
Rule 5921
Rubi steps \begin{align*} \text {integral}& = -\frac {d (a+b \text {arccosh}(c x))}{x}-c^2 d x (a+b \text {arccosh}(c x))-(b c) \int \frac {d \left (-1-c^2 x^2\right )}{x \sqrt {-1+c x} \sqrt {1+c x}} \, dx \\ & = -\frac {d (a+b \text {arccosh}(c x))}{x}-c^2 d x (a+b \text {arccosh}(c x))-(b c d) \int \frac {-1-c^2 x^2}{x \sqrt {-1+c x} \sqrt {1+c x}} \, dx \\ & = b c d \sqrt {-1+c x} \sqrt {1+c x}-\frac {d (a+b \text {arccosh}(c x))}{x}-c^2 d x (a+b \text {arccosh}(c x))+(b c d) \int \frac {1}{x \sqrt {-1+c x} \sqrt {1+c x}} \, dx \\ & = b c d \sqrt {-1+c x} \sqrt {1+c x}-\frac {d (a+b \text {arccosh}(c x))}{x}-c^2 d x (a+b \text {arccosh}(c x))+\left (b c^2 d\right ) \text {Subst}\left (\int \frac {1}{c+c x^2} \, dx,x,\sqrt {-1+c x} \sqrt {1+c x}\right ) \\ & = b c d \sqrt {-1+c x} \sqrt {1+c x}-\frac {d (a+b \text {arccosh}(c x))}{x}-c^2 d x (a+b \text {arccosh}(c x))+b c d \arctan \left (\sqrt {-1+c x} \sqrt {1+c x}\right ) \\ \end{align*}
Time = 0.12 (sec) , antiderivative size = 110, normalized size of antiderivative = 1.45 \[ \int \frac {\left (d-c^2 d x^2\right ) (a+b \text {arccosh}(c x))}{x^2} \, dx=-\frac {a d}{x}-a c^2 d x+b c d \sqrt {-1+c x} \sqrt {1+c x}-\frac {b d \text {arccosh}(c x)}{x}-b c^2 d x \text {arccosh}(c x)+\frac {b c d \sqrt {-1+c^2 x^2} \arctan \left (\sqrt {-1+c^2 x^2}\right )}{\sqrt {-1+c x} \sqrt {1+c x}} \]
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Time = 0.05 (sec) , antiderivative size = 92, normalized size of antiderivative = 1.21
method | result | size |
parts | \(-d a \left (c^{2} x +\frac {1}{x}\right )-d b c \left (c x \,\operatorname {arccosh}\left (c x \right )+\frac {\operatorname {arccosh}\left (c x \right )}{c x}-\frac {\sqrt {c x -1}\, \sqrt {c x +1}\, \left (\sqrt {c^{2} x^{2}-1}-\arctan \left (\frac {1}{\sqrt {c^{2} x^{2}-1}}\right )\right )}{\sqrt {c^{2} x^{2}-1}}\right )\) | \(92\) |
derivativedivides | \(c \left (-d a \left (c x +\frac {1}{c x}\right )-d b \left (c x \,\operatorname {arccosh}\left (c x \right )+\frac {\operatorname {arccosh}\left (c x \right )}{c x}-\frac {\sqrt {c x -1}\, \sqrt {c x +1}\, \left (\sqrt {c^{2} x^{2}-1}-\arctan \left (\frac {1}{\sqrt {c^{2} x^{2}-1}}\right )\right )}{\sqrt {c^{2} x^{2}-1}}\right )\right )\) | \(95\) |
default | \(c \left (-d a \left (c x +\frac {1}{c x}\right )-d b \left (c x \,\operatorname {arccosh}\left (c x \right )+\frac {\operatorname {arccosh}\left (c x \right )}{c x}-\frac {\sqrt {c x -1}\, \sqrt {c x +1}\, \left (\sqrt {c^{2} x^{2}-1}-\arctan \left (\frac {1}{\sqrt {c^{2} x^{2}-1}}\right )\right )}{\sqrt {c^{2} x^{2}-1}}\right )\right )\) | \(95\) |
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Time = 0.28 (sec) , antiderivative size = 127, normalized size of antiderivative = 1.67 \[ \int \frac {\left (d-c^2 d x^2\right ) (a+b \text {arccosh}(c x))}{x^2} \, dx=-\frac {a c^{2} d x^{2} - 2 \, b c d x \arctan \left (-c x + \sqrt {c^{2} x^{2} - 1}\right ) - \sqrt {c^{2} x^{2} - 1} b c d x - {\left (b c^{2} + b\right )} d x \log \left (-c x + \sqrt {c^{2} x^{2} - 1}\right ) + a d + {\left (b c^{2} d x^{2} - {\left (b c^{2} + b\right )} d x + b d\right )} \log \left (c x + \sqrt {c^{2} x^{2} - 1}\right )}{x} \]
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\[ \int \frac {\left (d-c^2 d x^2\right ) (a+b \text {arccosh}(c x))}{x^2} \, dx=- d \left (\int a c^{2}\, dx + \int \left (- \frac {a}{x^{2}}\right )\, dx + \int b c^{2} \operatorname {acosh}{\left (c x \right )}\, dx + \int \left (- \frac {b \operatorname {acosh}{\left (c x \right )}}{x^{2}}\right )\, dx\right ) \]
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Time = 0.33 (sec) , antiderivative size = 66, normalized size of antiderivative = 0.87 \[ \int \frac {\left (d-c^2 d x^2\right ) (a+b \text {arccosh}(c x))}{x^2} \, dx=-a c^{2} d x - {\left (c x \operatorname {arcosh}\left (c x\right ) - \sqrt {c^{2} x^{2} - 1}\right )} b c d - {\left (c \arcsin \left (\frac {1}{c {\left | x \right |}}\right ) + \frac {\operatorname {arcosh}\left (c x\right )}{x}\right )} b d - \frac {a d}{x} \]
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Exception generated. \[ \int \frac {\left (d-c^2 d x^2\right ) (a+b \text {arccosh}(c x))}{x^2} \, dx=\text {Exception raised: TypeError} \]
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Timed out. \[ \int \frac {\left (d-c^2 d x^2\right ) (a+b \text {arccosh}(c x))}{x^2} \, dx=\int \frac {\left (a+b\,\mathrm {acosh}\left (c\,x\right )\right )\,\left (d-c^2\,d\,x^2\right )}{x^2} \,d x \]
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