Integrand size = 6, antiderivative size = 67 \[ \int \text {arcsinh}(a x)^4 \, dx=24 x-\frac {24 \sqrt {1+a^2 x^2} \text {arcsinh}(a x)}{a}+12 x \text {arcsinh}(a x)^2-\frac {4 \sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{a}+x \text {arcsinh}(a x)^4 \]
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Time = 0.08 (sec) , antiderivative size = 67, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {5772, 5798, 8} \[ \int \text {arcsinh}(a x)^4 \, dx=-\frac {4 \sqrt {a^2 x^2+1} \text {arcsinh}(a x)^3}{a}-\frac {24 \sqrt {a^2 x^2+1} \text {arcsinh}(a x)}{a}+x \text {arcsinh}(a x)^4+12 x \text {arcsinh}(a x)^2+24 x \]
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Rule 8
Rule 5772
Rule 5798
Rubi steps \begin{align*} \text {integral}& = x \text {arcsinh}(a x)^4-(4 a) \int \frac {x \text {arcsinh}(a x)^3}{\sqrt {1+a^2 x^2}} \, dx \\ & = -\frac {4 \sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{a}+x \text {arcsinh}(a x)^4+12 \int \text {arcsinh}(a x)^2 \, dx \\ & = 12 x \text {arcsinh}(a x)^2-\frac {4 \sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{a}+x \text {arcsinh}(a x)^4-(24 a) \int \frac {x \text {arcsinh}(a x)}{\sqrt {1+a^2 x^2}} \, dx \\ & = -\frac {24 \sqrt {1+a^2 x^2} \text {arcsinh}(a x)}{a}+12 x \text {arcsinh}(a x)^2-\frac {4 \sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{a}+x \text {arcsinh}(a x)^4+24 \int 1 \, dx \\ & = 24 x-\frac {24 \sqrt {1+a^2 x^2} \text {arcsinh}(a x)}{a}+12 x \text {arcsinh}(a x)^2-\frac {4 \sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{a}+x \text {arcsinh}(a x)^4 \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 67, normalized size of antiderivative = 1.00 \[ \int \text {arcsinh}(a x)^4 \, dx=24 x-\frac {24 \sqrt {1+a^2 x^2} \text {arcsinh}(a x)}{a}+12 x \text {arcsinh}(a x)^2-\frac {4 \sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{a}+x \text {arcsinh}(a x)^4 \]
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Time = 0.03 (sec) , antiderivative size = 65, normalized size of antiderivative = 0.97
method | result | size |
derivativedivides | \(\frac {a x \operatorname {arcsinh}\left (a x \right )^{4}-4 \operatorname {arcsinh}\left (a x \right )^{3} \sqrt {a^{2} x^{2}+1}+12 a x \operatorname {arcsinh}\left (a x \right )^{2}-24 \,\operatorname {arcsinh}\left (a x \right ) \sqrt {a^{2} x^{2}+1}+24 a x}{a}\) | \(65\) |
default | \(\frac {a x \operatorname {arcsinh}\left (a x \right )^{4}-4 \operatorname {arcsinh}\left (a x \right )^{3} \sqrt {a^{2} x^{2}+1}+12 a x \operatorname {arcsinh}\left (a x \right )^{2}-24 \,\operatorname {arcsinh}\left (a x \right ) \sqrt {a^{2} x^{2}+1}+24 a x}{a}\) | \(65\) |
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Time = 0.25 (sec) , antiderivative size = 112, normalized size of antiderivative = 1.67 \[ \int \text {arcsinh}(a x)^4 \, dx=\frac {a x \log \left (a x + \sqrt {a^{2} x^{2} + 1}\right )^{4} + 12 \, a x \log \left (a x + \sqrt {a^{2} x^{2} + 1}\right )^{2} - 4 \, \sqrt {a^{2} x^{2} + 1} \log \left (a x + \sqrt {a^{2} x^{2} + 1}\right )^{3} + 24 \, a x - 24 \, \sqrt {a^{2} x^{2} + 1} \log \left (a x + \sqrt {a^{2} x^{2} + 1}\right )}{a} \]
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Time = 0.19 (sec) , antiderivative size = 65, normalized size of antiderivative = 0.97 \[ \int \text {arcsinh}(a x)^4 \, dx=\begin {cases} x \operatorname {asinh}^{4}{\left (a x \right )} + 12 x \operatorname {asinh}^{2}{\left (a x \right )} + 24 x - \frac {4 \sqrt {a^{2} x^{2} + 1} \operatorname {asinh}^{3}{\left (a x \right )}}{a} - \frac {24 \sqrt {a^{2} x^{2} + 1} \operatorname {asinh}{\left (a x \right )}}{a} & \text {for}\: a \neq 0 \\0 & \text {otherwise} \end {cases} \]
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Time = 0.20 (sec) , antiderivative size = 73, normalized size of antiderivative = 1.09 \[ \int \text {arcsinh}(a x)^4 \, dx=x \operatorname {arsinh}\left (a x\right )^{4} - \frac {4 \, \sqrt {a^{2} x^{2} + 1} \operatorname {arsinh}\left (a x\right )^{3}}{a} + 12 \, {\left (\frac {x \operatorname {arsinh}\left (a x\right )^{2}}{a} + \frac {2 \, {\left (x - \frac {\sqrt {a^{2} x^{2} + 1} \operatorname {arsinh}\left (a x\right )}{a}\right )}}{a}\right )} a \]
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Time = 0.31 (sec) , antiderivative size = 125, normalized size of antiderivative = 1.87 \[ \int \text {arcsinh}(a x)^4 \, dx=x \log \left (a x + \sqrt {a^{2} x^{2} + 1}\right )^{4} - 4 \, {\left (\frac {\sqrt {a^{2} x^{2} + 1} \log \left (a x + \sqrt {a^{2} x^{2} + 1}\right )^{3}}{a^{2}} - \frac {3 \, {\left (x \log \left (a x + \sqrt {a^{2} x^{2} + 1}\right )^{2} + 2 \, a {\left (\frac {x}{a} - \frac {\sqrt {a^{2} x^{2} + 1} \log \left (a x + \sqrt {a^{2} x^{2} + 1}\right )}{a^{2}}\right )}\right )}}{a}\right )} a \]
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Timed out. \[ \int \text {arcsinh}(a x)^4 \, dx=\int {\mathrm {asinh}\left (a\,x\right )}^4 \,d x \]
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