3.2.30 \(\int x^3 \text {arcsinh}(a x)^n \, dx\) [130]

3.2.30.1 Optimal result

Integrand size = 10, antiderivative size = 119 \[ \int x^3 \text {arcsinh}(a x)^n \, dx=\frac {2^{-2 (3+n)} (-\text {arcsinh}(a x))^{-n} \text {arcsinh}(a x)^n \Gamma (1+n,-4 \text {arcsinh}(a x))}{a^4}-\frac {2^{-4-n} (-\text {arcsinh}(a x))^{-n} \text {arcsinh}(a x)^n \Gamma (1+n,-2 \text {arcsinh}(a x))}{a^4}-\frac {2^{-4-n} \Gamma (1+n,2 \text {arcsinh}(a x))}{a^4}+\frac {2^{-2 (3+n)} \Gamma (1+n,4 \text {arcsinh}(a x))}{a^4} \]

output

arcsinh(a*x)^n*GAMMA(1+n,-4*arcsinh(a*x))/(2^(6+2*n))/a^4/((-arcsinh(a*x)) 
^n)-2^(-4-n)*arcsinh(a*x)^n*GAMMA(1+n,-2*arcsinh(a*x))/a^4/((-arcsinh(a*x) 
)^n)-2^(-4-n)*GAMMA(1+n,2*arcsinh(a*x))/a^4+GAMMA(1+n,4*arcsinh(a*x))/(2^( 
6+2*n))/a^4
 

3.2.30.2 Mathematica [A] (verified)

Time = 0.05 (sec) , antiderivative size = 99, normalized size of antiderivative = 0.83 \[ \int x^3 \text {arcsinh}(a x)^n \, dx=\frac {4^{-3-n} (-\text {arcsinh}(a x))^{-n} \left (\text {arcsinh}(a x)^n \Gamma (1+n,-4 \text {arcsinh}(a x))-2^{2+n} \text {arcsinh}(a x)^n \Gamma (1+n,-2 \text {arcsinh}(a x))+(-\text {arcsinh}(a x))^n \left (-2^{2+n} \Gamma (1+n,2 \text {arcsinh}(a x))+\Gamma (1+n,4 \text {arcsinh}(a x))\right )\right )}{a^4} \]

input

Integrate[x^3*ArcSinh[a*x]^n,x]
 

output

(4^(-3 - n)*(ArcSinh[a*x]^n*Gamma[1 + n, -4*ArcSinh[a*x]] - 2^(2 + n)*ArcS 
inh[a*x]^n*Gamma[1 + n, -2*ArcSinh[a*x]] + (-ArcSinh[a*x])^n*(-(2^(2 + n)* 
Gamma[1 + n, 2*ArcSinh[a*x]]) + Gamma[1 + n, 4*ArcSinh[a*x]])))/(a^4*(-Arc 
Sinh[a*x])^n)
 

3.2.30.3 Rubi [A] (verified)

Time = 0.40 (sec) , antiderivative size = 111, normalized size of antiderivative = 0.93, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.300, Rules used = {6195, 5971, 2009}

Below are the steps used by Rubi to obtain the solution. The rule number used for the transformation is given above next to the arrow. The rules definitions used are listed below.

\(\displaystyle \int x^3 \text {arcsinh}(a x)^n \, dx\)

\(\Big \downarrow \) 6195

\(\displaystyle \frac {\int a^3 x^3 \sqrt {a^2 x^2+1} \text {arcsinh}(a x)^nd\text {arcsinh}(a x)}{a^4}\)

\(\Big \downarrow \) 5971

\(\displaystyle \frac {\int \left (\frac {1}{8} \text {arcsinh}(a x)^n \sinh (4 \text {arcsinh}(a x))-\frac {1}{4} \text {arcsinh}(a x)^n \sinh (2 \text {arcsinh}(a x))\right )d\text {arcsinh}(a x)}{a^4}\)

\(\Big \downarrow \) 2009

\(\displaystyle \frac {2^{-2 (n+3)} \text {arcsinh}(a x)^n (-\text {arcsinh}(a x))^{-n} \Gamma (n+1,-4 \text {arcsinh}(a x))-2^{-n-4} \text {arcsinh}(a x)^n (-\text {arcsinh}(a x))^{-n} \Gamma (n+1,-2 \text {arcsinh}(a x))-2^{-n-4} \Gamma (n+1,2 \text {arcsinh}(a x))+2^{-2 (n+3)} \Gamma (n+1,4 \text {arcsinh}(a x))}{a^4}\)

input

Int[x^3*ArcSinh[a*x]^n,x]
 

output

((ArcSinh[a*x]^n*Gamma[1 + n, -4*ArcSinh[a*x]])/(2^(2*(3 + n))*(-ArcSinh[a 
*x])^n) - (2^(-4 - n)*ArcSinh[a*x]^n*Gamma[1 + n, -2*ArcSinh[a*x]])/(-ArcS 
inh[a*x])^n - 2^(-4 - n)*Gamma[1 + n, 2*ArcSinh[a*x]] + Gamma[1 + n, 4*Arc 
Sinh[a*x]]/2^(2*(3 + n)))/a^4
 

3.2.30.3.1 Defintions of rubi rules used

rule 2009

Int[u_, x_Symbol] :> Simp[IntSum[u, x], x] /; SumQ[u]
 

rule 5971

Int[Cosh[(a_.) + (b_.)*(x_)]^(p_.)*((c_.) + (d_.)*(x_))^(m_.)*Sinh[(a_.) + 
(b_.)*(x_)]^(n_.), x_Symbol] :> Int[ExpandTrigReduce[(c + d*x)^m, Sinh[a + 
b*x]^n*Cosh[a + b*x]^p, x], x] /; FreeQ[{a, b, c, d, m}, x] && IGtQ[n, 0] & 
& IGtQ[p, 0]
 

rule 6195

Int[((a_.) + ArcSinh[(c_.)*(x_)]*(b_.))^(n_)*(x_)^(m_.), x_Symbol] :> Simp[ 
1/(b*c^(m + 1))   Subst[Int[x^n*Sinh[-a/b + x/b]^m*Cosh[-a/b + x/b], x], x, 
 a + b*ArcSinh[c*x]], x] /; FreeQ[{a, b, c, n}, x] && IGtQ[m, 0]
 

3.2.30.4 Maple [F]

\[\int x^{3} \operatorname {arcsinh}\left (a x \right )^{n}d x\]

input

int(x^3*arcsinh(a*x)^n,x)
 

output

int(x^3*arcsinh(a*x)^n,x)
 

3.2.30.5 Fricas [F]

\[ \int x^3 \text {arcsinh}(a x)^n \, dx=\int { x^{3} \operatorname {arsinh}\left (a x\right )^{n} \,d x } \]

input

integrate(x^3*arcsinh(a*x)^n,x, algorithm="fricas")
 

output

integral(x^3*arcsinh(a*x)^n, x)
 

3.2.30.6 Sympy [F]

\[ \int x^3 \text {arcsinh}(a x)^n \, dx=\int x^{3} \operatorname {asinh}^{n}{\left (a x \right )}\, dx \]

input

integrate(x**3*asinh(a*x)**n,x)
 

output

Integral(x**3*asinh(a*x)**n, x)
 

3.2.30.7 Maxima [F]

\[ \int x^3 \text {arcsinh}(a x)^n \, dx=\int { x^{3} \operatorname {arsinh}\left (a x\right )^{n} \,d x } \]

input

integrate(x^3*arcsinh(a*x)^n,x, algorithm="maxima")
 

output

integrate(x^3*arcsinh(a*x)^n, x)
 

3.2.30.8 Giac [F(-2)]

Exception generated. \[ \int x^3 \text {arcsinh}(a x)^n \, dx=\text {Exception raised: TypeError} \]

input

integrate(x^3*arcsinh(a*x)^n,x, algorithm="giac")
 

output

Exception raised: TypeError >> an error occurred running a Giac command:IN 
PUT:sage2:=int(sage0,sageVARx):;OUTPUT:sym2poly/r2sym(const gen & e,const 
index_m & i,const vecteur & l) Error: Bad Argument Value
 

3.2.30.9 Mupad [F(-1)]

Timed out. \[ \int x^3 \text {arcsinh}(a x)^n \, dx=\int x^3\,{\mathrm {asinh}\left (a\,x\right )}^n \,d x \]

input

int(x^3*asinh(a*x)^n,x)
 

output

int(x^3*asinh(a*x)^n, x)