Integrand size = 28, antiderivative size = 28 \[ \int \frac {\sqrt {1-c^2 x^2}}{x (a+b \text {arccosh}(c x))^2} \, dx=-\frac {\sqrt {-1+c x} \sqrt {1+c x} \sqrt {1-c^2 x^2}}{b c x (a+b \text {arccosh}(c x))}-\frac {\sqrt {1-c x} \text {Chi}\left (\frac {a+b \text {arccosh}(c x)}{b}\right ) \sinh \left (\frac {a}{b}\right )}{b^2 \sqrt {-1+c x}}+\frac {\sqrt {1-c x} \cosh \left (\frac {a}{b}\right ) \text {Shi}\left (\frac {a+b \text {arccosh}(c x)}{b}\right )}{b^2 \sqrt {-1+c x}}+\frac {\sqrt {1-c x} \text {Int}\left (\frac {1}{x^2 (a+b \text {arccosh}(c x))},x\right )}{b c \sqrt {-1+c x}} \]
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Not integrable
Time = 0.17 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.00, number of steps used = 0, number of rules used = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \[ \int \frac {\sqrt {1-c^2 x^2}}{x (a+b \text {arccosh}(c x))^2} \, dx=\int \frac {\sqrt {1-c^2 x^2}}{x (a+b \text {arccosh}(c x))^2} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = -\frac {\sqrt {-1+c x} \sqrt {1+c x} \sqrt {1-c^2 x^2}}{b c x (a+b \text {arccosh}(c x))}+\frac {\sqrt {1-c x} \int \frac {1}{x^2 (a+b \text {arccosh}(c x))} \, dx}{b c \sqrt {-1+c x}}+\frac {\left (c \sqrt {1-c x}\right ) \int \frac {1}{a+b \text {arccosh}(c x)} \, dx}{b \sqrt {-1+c x}} \\ & = -\frac {\sqrt {-1+c x} \sqrt {1+c x} \sqrt {1-c^2 x^2}}{b c x (a+b \text {arccosh}(c x))}-\frac {\sqrt {1-c x} \text {Subst}\left (\int \frac {\sinh \left (\frac {a}{b}-\frac {x}{b}\right )}{x} \, dx,x,a+b \text {arccosh}(c x)\right )}{b^2 \sqrt {-1+c x}}+\frac {\sqrt {1-c x} \int \frac {1}{x^2 (a+b \text {arccosh}(c x))} \, dx}{b c \sqrt {-1+c x}} \\ & = -\frac {\sqrt {-1+c x} \sqrt {1+c x} \sqrt {1-c^2 x^2}}{b c x (a+b \text {arccosh}(c x))}+\frac {\sqrt {1-c x} \int \frac {1}{x^2 (a+b \text {arccosh}(c x))} \, dx}{b c \sqrt {-1+c x}}+\frac {\left (\sqrt {1-c x} \cosh \left (\frac {a}{b}\right )\right ) \text {Subst}\left (\int \frac {\sinh \left (\frac {x}{b}\right )}{x} \, dx,x,a+b \text {arccosh}(c x)\right )}{b^2 \sqrt {-1+c x}}-\frac {\left (\sqrt {1-c x} \sinh \left (\frac {a}{b}\right )\right ) \text {Subst}\left (\int \frac {\cosh \left (\frac {x}{b}\right )}{x} \, dx,x,a+b \text {arccosh}(c x)\right )}{b^2 \sqrt {-1+c x}} \\ & = -\frac {\sqrt {-1+c x} \sqrt {1+c x} \sqrt {1-c^2 x^2}}{b c x (a+b \text {arccosh}(c x))}-\frac {\sqrt {1-c x} \text {Chi}\left (\frac {a+b \text {arccosh}(c x)}{b}\right ) \sinh \left (\frac {a}{b}\right )}{b^2 \sqrt {-1+c x}}+\frac {\sqrt {1-c x} \cosh \left (\frac {a}{b}\right ) \text {Shi}\left (\frac {a+b \text {arccosh}(c x)}{b}\right )}{b^2 \sqrt {-1+c x}}+\frac {\sqrt {1-c x} \int \frac {1}{x^2 (a+b \text {arccosh}(c x))} \, dx}{b c \sqrt {-1+c x}} \\ \end{align*}
Not integrable
Time = 9.98 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.07 \[ \int \frac {\sqrt {1-c^2 x^2}}{x (a+b \text {arccosh}(c x))^2} \, dx=\int \frac {\sqrt {1-c^2 x^2}}{x (a+b \text {arccosh}(c x))^2} \, dx \]
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Not integrable
Time = 1.04 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.93
\[\int \frac {\sqrt {-c^{2} x^{2}+1}}{x \left (a +b \,\operatorname {arccosh}\left (c x \right )\right )^{2}}d x\]
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Not integrable
Time = 0.25 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.54 \[ \int \frac {\sqrt {1-c^2 x^2}}{x (a+b \text {arccosh}(c x))^2} \, dx=\int { \frac {\sqrt {-c^{2} x^{2} + 1}}{{\left (b \operatorname {arcosh}\left (c x\right ) + a\right )}^{2} x} \,d x } \]
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Not integrable
Time = 2.86 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.96 \[ \int \frac {\sqrt {1-c^2 x^2}}{x (a+b \text {arccosh}(c x))^2} \, dx=\int \frac {\sqrt {- \left (c x - 1\right ) \left (c x + 1\right )}}{x \left (a + b \operatorname {acosh}{\left (c x \right )}\right )^{2}}\, dx \]
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Not integrable
Time = 0.69 (sec) , antiderivative size = 442, normalized size of antiderivative = 15.79 \[ \int \frac {\sqrt {1-c^2 x^2}}{x (a+b \text {arccosh}(c x))^2} \, dx=\int { \frac {\sqrt {-c^{2} x^{2} + 1}}{{\left (b \operatorname {arcosh}\left (c x\right ) + a\right )}^{2} x} \,d x } \]
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Exception generated. \[ \int \frac {\sqrt {1-c^2 x^2}}{x (a+b \text {arccosh}(c x))^2} \, dx=\text {Exception raised: TypeError} \]
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Not integrable
Time = 3.00 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.00 \[ \int \frac {\sqrt {1-c^2 x^2}}{x (a+b \text {arccosh}(c x))^2} \, dx=\int \frac {\sqrt {1-c^2\,x^2}}{x\,{\left (a+b\,\mathrm {acosh}\left (c\,x\right )\right )}^2} \,d x \]
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