Integrand size = 14, antiderivative size = 42 \[ \int \frac {\sqrt {a+a \cosh (x)}}{x^2} \, dx=-\frac {\sqrt {a+a \cosh (x)}}{x}+\frac {1}{2} \sqrt {a+a \cosh (x)} \text {sech}\left (\frac {x}{2}\right ) \text {Shi}\left (\frac {x}{2}\right ) \]
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Time = 0.07 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.214, Rules used = {3400, 3378, 3379} \[ \int \frac {\sqrt {a+a \cosh (x)}}{x^2} \, dx=\frac {1}{2} \text {Shi}\left (\frac {x}{2}\right ) \text {sech}\left (\frac {x}{2}\right ) \sqrt {a \cosh (x)+a}-\frac {\sqrt {a \cosh (x)+a}}{x} \]
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Rule 3378
Rule 3379
Rule 3400
Rubi steps \begin{align*} \text {integral}& = \left (\sqrt {a+a \cosh (x)} \text {sech}\left (\frac {x}{2}\right )\right ) \int \frac {\cosh \left (\frac {x}{2}\right )}{x^2} \, dx \\ & = -\frac {\sqrt {a+a \cosh (x)}}{x}+\frac {1}{2} \left (\sqrt {a+a \cosh (x)} \text {sech}\left (\frac {x}{2}\right )\right ) \int \frac {\sinh \left (\frac {x}{2}\right )}{x} \, dx \\ & = -\frac {\sqrt {a+a \cosh (x)}}{x}+\frac {1}{2} \sqrt {a+a \cosh (x)} \text {sech}\left (\frac {x}{2}\right ) \text {Shi}\left (\frac {x}{2}\right ) \\ \end{align*}
Time = 0.08 (sec) , antiderivative size = 33, normalized size of antiderivative = 0.79 \[ \int \frac {\sqrt {a+a \cosh (x)}}{x^2} \, dx=\frac {\sqrt {a (1+\cosh (x))} \left (-2+x \text {sech}\left (\frac {x}{2}\right ) \text {Shi}\left (\frac {x}{2}\right )\right )}{2 x} \]
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\[\int \frac {\sqrt {a +a \cosh \left (x \right )}}{x^{2}}d x\]
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Exception generated. \[ \int \frac {\sqrt {a+a \cosh (x)}}{x^2} \, dx=\text {Exception raised: TypeError} \]
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\[ \int \frac {\sqrt {a+a \cosh (x)}}{x^2} \, dx=\int \frac {\sqrt {a \left (\cosh {\left (x \right )} + 1\right )}}{x^{2}}\, dx \]
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\[ \int \frac {\sqrt {a+a \cosh (x)}}{x^2} \, dx=\int { \frac {\sqrt {a \cosh \left (x\right ) + a}}{x^{2}} \,d x } \]
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\[ \int \frac {\sqrt {a+a \cosh (x)}}{x^2} \, dx=\int { \frac {\sqrt {a \cosh \left (x\right ) + a}}{x^{2}} \,d x } \]
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Timed out. \[ \int \frac {\sqrt {a+a \cosh (x)}}{x^2} \, dx=\int \frac {\sqrt {a+a\,\mathrm {cosh}\left (x\right )}}{x^2} \,d x \]
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