Integrand size = 21, antiderivative size = 205 \[ \int \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3 \, dx=-\frac {3 a x^2 \sqrt {c+a^2 c x^2}}{8 \sqrt {1+a^2 x^2}}+\frac {3}{4} x \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)-\frac {3 \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^2}{8 a \sqrt {1+a^2 x^2}}-\frac {3 a x^2 \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^2}{4 \sqrt {1+a^2 x^2}}+\frac {1}{2} x \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3+\frac {\sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^4}{8 a \sqrt {1+a^2 x^2}} \]
[Out]
Time = 0.14 (sec) , antiderivative size = 205, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.238, Rules used = {5785, 5783, 5776, 5812, 30} \[ \int \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3 \, dx=\frac {\text {arcsinh}(a x)^4 \sqrt {a^2 c x^2+c}}{8 a \sqrt {a^2 x^2+1}}+\frac {1}{2} x \text {arcsinh}(a x)^3 \sqrt {a^2 c x^2+c}-\frac {3 a x^2 \text {arcsinh}(a x)^2 \sqrt {a^2 c x^2+c}}{4 \sqrt {a^2 x^2+1}}-\frac {3 \text {arcsinh}(a x)^2 \sqrt {a^2 c x^2+c}}{8 a \sqrt {a^2 x^2+1}}+\frac {3}{4} x \text {arcsinh}(a x) \sqrt {a^2 c x^2+c}-\frac {3 a x^2 \sqrt {a^2 c x^2+c}}{8 \sqrt {a^2 x^2+1}} \]
[In]
[Out]
Rule 30
Rule 5776
Rule 5783
Rule 5785
Rule 5812
Rubi steps \begin{align*} \text {integral}& = \frac {1}{2} x \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3+\frac {\sqrt {c+a^2 c x^2} \int \frac {\text {arcsinh}(a x)^3}{\sqrt {1+a^2 x^2}} \, dx}{2 \sqrt {1+a^2 x^2}}-\frac {\left (3 a \sqrt {c+a^2 c x^2}\right ) \int x \text {arcsinh}(a x)^2 \, dx}{2 \sqrt {1+a^2 x^2}} \\ & = -\frac {3 a x^2 \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^2}{4 \sqrt {1+a^2 x^2}}+\frac {1}{2} x \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3+\frac {\sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^4}{8 a \sqrt {1+a^2 x^2}}+\frac {\left (3 a^2 \sqrt {c+a^2 c x^2}\right ) \int \frac {x^2 \text {arcsinh}(a x)}{\sqrt {1+a^2 x^2}} \, dx}{2 \sqrt {1+a^2 x^2}} \\ & = \frac {3}{4} x \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)-\frac {3 a x^2 \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^2}{4 \sqrt {1+a^2 x^2}}+\frac {1}{2} x \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3+\frac {\sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^4}{8 a \sqrt {1+a^2 x^2}}-\frac {\left (3 \sqrt {c+a^2 c x^2}\right ) \int \frac {\text {arcsinh}(a x)}{\sqrt {1+a^2 x^2}} \, dx}{4 \sqrt {1+a^2 x^2}}-\frac {\left (3 a \sqrt {c+a^2 c x^2}\right ) \int x \, dx}{4 \sqrt {1+a^2 x^2}} \\ & = -\frac {3 a x^2 \sqrt {c+a^2 c x^2}}{8 \sqrt {1+a^2 x^2}}+\frac {3}{4} x \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)-\frac {3 \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^2}{8 a \sqrt {1+a^2 x^2}}-\frac {3 a x^2 \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^2}{4 \sqrt {1+a^2 x^2}}+\frac {1}{2} x \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3+\frac {\sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^4}{8 a \sqrt {1+a^2 x^2}} \\ \end{align*}
Time = 0.16 (sec) , antiderivative size = 86, normalized size of antiderivative = 0.42 \[ \int \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3 \, dx=\frac {\sqrt {c \left (1+a^2 x^2\right )} \left (-3 \left (1+2 \text {arcsinh}(a x)^2\right ) \cosh (2 \text {arcsinh}(a x))+2 \text {arcsinh}(a x) \left (\text {arcsinh}(a x)^3+\left (3+2 \text {arcsinh}(a x)^2\right ) \sinh (2 \text {arcsinh}(a x))\right )\right )}{16 a \sqrt {1+a^2 x^2}} \]
[In]
[Out]
Time = 0.22 (sec) , antiderivative size = 231, normalized size of antiderivative = 1.13
method | result | size |
default | \(\frac {\sqrt {c \left (a^{2} x^{2}+1\right )}\, \operatorname {arcsinh}\left (a x \right )^{4}}{8 \sqrt {a^{2} x^{2}+1}\, a}+\frac {\sqrt {c \left (a^{2} x^{2}+1\right )}\, \left (2 a^{3} x^{3}+2 a^{2} x^{2} \sqrt {a^{2} x^{2}+1}+2 a x +\sqrt {a^{2} x^{2}+1}\right ) \left (4 \operatorname {arcsinh}\left (a x \right )^{3}-6 \operatorname {arcsinh}\left (a x \right )^{2}+6 \,\operatorname {arcsinh}\left (a x \right )-3\right )}{32 \left (a^{2} x^{2}+1\right ) a}+\frac {\sqrt {c \left (a^{2} x^{2}+1\right )}\, \left (2 a^{3} x^{3}-2 a^{2} x^{2} \sqrt {a^{2} x^{2}+1}+2 a x -\sqrt {a^{2} x^{2}+1}\right ) \left (4 \operatorname {arcsinh}\left (a x \right )^{3}+6 \operatorname {arcsinh}\left (a x \right )^{2}+6 \,\operatorname {arcsinh}\left (a x \right )+3\right )}{32 \left (a^{2} x^{2}+1\right ) a}\) | \(231\) |
[In]
[Out]
\[ \int \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3 \, dx=\int { \sqrt {a^{2} c x^{2} + c} \operatorname {arsinh}\left (a x\right )^{3} \,d x } \]
[In]
[Out]
\[ \int \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3 \, dx=\int \sqrt {c \left (a^{2} x^{2} + 1\right )} \operatorname {asinh}^{3}{\left (a x \right )}\, dx \]
[In]
[Out]
Exception generated. \[ \int \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3 \, dx=\text {Exception raised: RuntimeError} \]
[In]
[Out]
Exception generated. \[ \int \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3 \, dx=\text {Exception raised: TypeError} \]
[In]
[Out]
Timed out. \[ \int \sqrt {c+a^2 c x^2} \text {arcsinh}(a x)^3 \, dx=\int {\mathrm {asinh}\left (a\,x\right )}^3\,\sqrt {c\,a^2\,x^2+c} \,d x \]
[In]
[Out]