Integrand size = 10, antiderivative size = 41 \[ \int \frac {x^4}{\text {arcsinh}(a x)} \, dx=\frac {\text {Chi}(\text {arcsinh}(a x))}{8 a^5}-\frac {3 \text {Chi}(3 \text {arcsinh}(a x))}{16 a^5}+\frac {\text {Chi}(5 \text {arcsinh}(a x))}{16 a^5} \]
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Time = 0.07 (sec) , antiderivative size = 41, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.300, Rules used = {5780, 5556, 3382} \[ \int \frac {x^4}{\text {arcsinh}(a x)} \, dx=\frac {\text {Chi}(\text {arcsinh}(a x))}{8 a^5}-\frac {3 \text {Chi}(3 \text {arcsinh}(a x))}{16 a^5}+\frac {\text {Chi}(5 \text {arcsinh}(a x))}{16 a^5} \]
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Rule 3382
Rule 5556
Rule 5780
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int \frac {\cosh (x) \sinh ^4(x)}{x} \, dx,x,\text {arcsinh}(a x)\right )}{a^5} \\ & = \frac {\text {Subst}\left (\int \left (\frac {\cosh (x)}{8 x}-\frac {3 \cosh (3 x)}{16 x}+\frac {\cosh (5 x)}{16 x}\right ) \, dx,x,\text {arcsinh}(a x)\right )}{a^5} \\ & = \frac {\text {Subst}\left (\int \frac {\cosh (5 x)}{x} \, dx,x,\text {arcsinh}(a x)\right )}{16 a^5}+\frac {\text {Subst}\left (\int \frac {\cosh (x)}{x} \, dx,x,\text {arcsinh}(a x)\right )}{8 a^5}-\frac {3 \text {Subst}\left (\int \frac {\cosh (3 x)}{x} \, dx,x,\text {arcsinh}(a x)\right )}{16 a^5} \\ & = \frac {\text {Chi}(\text {arcsinh}(a x))}{8 a^5}-\frac {3 \text {Chi}(3 \text {arcsinh}(a x))}{16 a^5}+\frac {\text {Chi}(5 \text {arcsinh}(a x))}{16 a^5} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.76 \[ \int \frac {x^4}{\text {arcsinh}(a x)} \, dx=\frac {2 \text {Chi}(\text {arcsinh}(a x))-3 \text {Chi}(3 \text {arcsinh}(a x))+\text {Chi}(5 \text {arcsinh}(a x))}{16 a^5} \]
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Time = 0.03 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.76
method | result | size |
derivativedivides | \(\frac {\frac {\operatorname {Chi}\left (\operatorname {arcsinh}\left (a x \right )\right )}{8}-\frac {3 \,\operatorname {Chi}\left (3 \,\operatorname {arcsinh}\left (a x \right )\right )}{16}+\frac {\operatorname {Chi}\left (5 \,\operatorname {arcsinh}\left (a x \right )\right )}{16}}{a^{5}}\) | \(31\) |
default | \(\frac {\frac {\operatorname {Chi}\left (\operatorname {arcsinh}\left (a x \right )\right )}{8}-\frac {3 \,\operatorname {Chi}\left (3 \,\operatorname {arcsinh}\left (a x \right )\right )}{16}+\frac {\operatorname {Chi}\left (5 \,\operatorname {arcsinh}\left (a x \right )\right )}{16}}{a^{5}}\) | \(31\) |
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\[ \int \frac {x^4}{\text {arcsinh}(a x)} \, dx=\int { \frac {x^{4}}{\operatorname {arsinh}\left (a x\right )} \,d x } \]
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\[ \int \frac {x^4}{\text {arcsinh}(a x)} \, dx=\int \frac {x^{4}}{\operatorname {asinh}{\left (a x \right )}}\, dx \]
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\[ \int \frac {x^4}{\text {arcsinh}(a x)} \, dx=\int { \frac {x^{4}}{\operatorname {arsinh}\left (a x\right )} \,d x } \]
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\[ \int \frac {x^4}{\text {arcsinh}(a x)} \, dx=\int { \frac {x^{4}}{\operatorname {arsinh}\left (a x\right )} \,d x } \]
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Timed out. \[ \int \frac {x^4}{\text {arcsinh}(a x)} \, dx=\int \frac {x^4}{\mathrm {asinh}\left (a\,x\right )} \,d x \]
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