Integrand size = 24, antiderivative size = 114 \[ \int \frac {x (a+b \text {arcsinh}(c x))}{\left (d+c^2 d x^2\right )^{5/2}} \, dx=\frac {b x}{6 c d^2 \sqrt {1+c^2 x^2} \sqrt {d+c^2 d x^2}}-\frac {a+b \text {arcsinh}(c x)}{3 c^2 d \left (d+c^2 d x^2\right )^{3/2}}+\frac {b \sqrt {1+c^2 x^2} \arctan (c x)}{6 c^2 d^2 \sqrt {d+c^2 d x^2}} \] Output:
1/6*b*x/c/d^2/(c^2*x^2+1)^(1/2)/(c^2*d*x^2+d)^(1/2)-1/3*(a+b*arcsinh(c*x)) /c^2/d/(c^2*d*x^2+d)^(3/2)+1/6*b*(c^2*x^2+1)^(1/2)*arctan(c*x)/c^2/d^2/(c^ 2*d*x^2+d)^(1/2)
Time = 0.26 (sec) , antiderivative size = 103, normalized size of antiderivative = 0.90 \[ \int \frac {x (a+b \text {arcsinh}(c x))}{\left (d+c^2 d x^2\right )^{5/2}} \, dx=\frac {\sqrt {d+c^2 d x^2} \left (b c x+b c^3 x^3-2 a \sqrt {1+c^2 x^2}-2 b \sqrt {1+c^2 x^2} \text {arcsinh}(c x)+b \left (1+c^2 x^2\right )^2 \arctan (c x)\right )}{6 c^2 d^3 \left (1+c^2 x^2\right )^{5/2}} \] Input:
Integrate[(x*(a + b*ArcSinh[c*x]))/(d + c^2*d*x^2)^(5/2),x]
Output:
(Sqrt[d + c^2*d*x^2]*(b*c*x + b*c^3*x^3 - 2*a*Sqrt[1 + c^2*x^2] - 2*b*Sqrt [1 + c^2*x^2]*ArcSinh[c*x] + b*(1 + c^2*x^2)^2*ArcTan[c*x]))/(6*c^2*d^3*(1 + c^2*x^2)^(5/2))
Time = 0.42 (sec) , antiderivative size = 99, normalized size of antiderivative = 0.87, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {6213, 215, 216}
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.
\(\displaystyle \int \frac {x (a+b \text {arcsinh}(c x))}{\left (c^2 d x^2+d\right )^{5/2}} \, dx\) |
\(\Big \downarrow \) 6213 |
\(\displaystyle \frac {b \sqrt {c^2 x^2+1} \int \frac {1}{\left (c^2 x^2+1\right )^2}dx}{3 c d^2 \sqrt {c^2 d x^2+d}}-\frac {a+b \text {arcsinh}(c x)}{3 c^2 d \left (c^2 d x^2+d\right )^{3/2}}\) |
\(\Big \downarrow \) 215 |
\(\displaystyle \frac {b \sqrt {c^2 x^2+1} \left (\frac {1}{2} \int \frac {1}{c^2 x^2+1}dx+\frac {x}{2 \left (c^2 x^2+1\right )}\right )}{3 c d^2 \sqrt {c^2 d x^2+d}}-\frac {a+b \text {arcsinh}(c x)}{3 c^2 d \left (c^2 d x^2+d\right )^{3/2}}\) |
\(\Big \downarrow \) 216 |
\(\displaystyle \frac {b \sqrt {c^2 x^2+1} \left (\frac {\arctan (c x)}{2 c}+\frac {x}{2 \left (c^2 x^2+1\right )}\right )}{3 c d^2 \sqrt {c^2 d x^2+d}}-\frac {a+b \text {arcsinh}(c x)}{3 c^2 d \left (c^2 d x^2+d\right )^{3/2}}\) |
Input:
Int[(x*(a + b*ArcSinh[c*x]))/(d + c^2*d*x^2)^(5/2),x]
Output:
-1/3*(a + b*ArcSinh[c*x])/(c^2*d*(d + c^2*d*x^2)^(3/2)) + (b*Sqrt[1 + c^2* x^2]*(x/(2*(1 + c^2*x^2)) + ArcTan[c*x]/(2*c)))/(3*c*d^2*Sqrt[d + c^2*d*x^ 2])
Int[((a_) + (b_.)*(x_)^2)^(p_), x_Symbol] :> Simp[(-x)*((a + b*x^2)^(p + 1) /(2*a*(p + 1))), x] + Simp[(2*p + 3)/(2*a*(p + 1)) Int[(a + b*x^2)^(p + 1 ), x], x] /; FreeQ[{a, b}, x] && LtQ[p, -1] && (IntegerQ[4*p] || IntegerQ[6 *p])
Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> Simp[(1/(Rt[a, 2]*Rt[b, 2]))*A rcTan[Rt[b, 2]*(x/Rt[a, 2])], x] /; FreeQ[{a, b}, x] && PosQ[a/b] && (GtQ[a , 0] || GtQ[b, 0])
Int[((a_.) + ArcSinh[(c_.)*(x_)]*(b_.))^(n_.)*(x_)*((d_) + (e_.)*(x_)^2)^(p _.), x_Symbol] :> Simp[(d + e*x^2)^(p + 1)*((a + b*ArcSinh[c*x])^n/(2*e*(p + 1))), x] - Simp[b*(n/(2*c*(p + 1)))*Simp[(d + e*x^2)^p/(1 + c^2*x^2)^p] Int[(1 + c^2*x^2)^(p + 1/2)*(a + b*ArcSinh[c*x])^(n - 1), x], x] /; FreeQ[ {a, b, c, d, e, p}, x] && EqQ[e, c^2*d] && GtQ[n, 0] && NeQ[p, -1]
Result contains complex when optimal does not.
Time = 0.87 (sec) , antiderivative size = 198, normalized size of antiderivative = 1.74
method | result | size |
default | \(-\frac {a}{3 c^{2} d \left (c^{2} d \,x^{2}+d \right )^{\frac {3}{2}}}+\frac {b \sqrt {d \left (c^{2} x^{2}+1\right )}\, x}{6 \left (c^{2} x^{2}+1\right )^{\frac {3}{2}} d^{3} c}-\frac {b \sqrt {d \left (c^{2} x^{2}+1\right )}\, \operatorname {arcsinh}\left (x c \right )}{3 \left (c^{2} x^{2}+1\right )^{2} d^{3} c^{2}}+\frac {i b \sqrt {d \left (c^{2} x^{2}+1\right )}\, \ln \left (x c +\sqrt {c^{2} x^{2}+1}+i\right )}{6 \sqrt {c^{2} x^{2}+1}\, d^{3} c^{2}}-\frac {i b \sqrt {d \left (c^{2} x^{2}+1\right )}\, \ln \left (x c +\sqrt {c^{2} x^{2}+1}-i\right )}{6 \sqrt {c^{2} x^{2}+1}\, d^{3} c^{2}}\) | \(198\) |
parts | \(-\frac {a}{3 c^{2} d \left (c^{2} d \,x^{2}+d \right )^{\frac {3}{2}}}+\frac {b \sqrt {d \left (c^{2} x^{2}+1\right )}\, x}{6 \left (c^{2} x^{2}+1\right )^{\frac {3}{2}} d^{3} c}-\frac {b \sqrt {d \left (c^{2} x^{2}+1\right )}\, \operatorname {arcsinh}\left (x c \right )}{3 \left (c^{2} x^{2}+1\right )^{2} d^{3} c^{2}}+\frac {i b \sqrt {d \left (c^{2} x^{2}+1\right )}\, \ln \left (x c +\sqrt {c^{2} x^{2}+1}+i\right )}{6 \sqrt {c^{2} x^{2}+1}\, d^{3} c^{2}}-\frac {i b \sqrt {d \left (c^{2} x^{2}+1\right )}\, \ln \left (x c +\sqrt {c^{2} x^{2}+1}-i\right )}{6 \sqrt {c^{2} x^{2}+1}\, d^{3} c^{2}}\) | \(198\) |
Input:
int(x*(a+b*arcsinh(x*c))/(c^2*d*x^2+d)^(5/2),x,method=_RETURNVERBOSE)
Output:
-1/3*a/c^2/d/(c^2*d*x^2+d)^(3/2)+1/6*b*(d*(c^2*x^2+1))^(1/2)/(c^2*x^2+1)^( 3/2)/d^3/c*x-1/3*b*(d*(c^2*x^2+1))^(1/2)/(c^2*x^2+1)^2/d^3/c^2*arcsinh(x*c )+1/6*I*b*(d*(c^2*x^2+1))^(1/2)/(c^2*x^2+1)^(1/2)/d^3/c^2*ln(x*c+(c^2*x^2+ 1)^(1/2)+I)-1/6*I*b*(d*(c^2*x^2+1))^(1/2)/(c^2*x^2+1)^(1/2)/d^3/c^2*ln(x*c +(c^2*x^2+1)^(1/2)-I)
Time = 0.15 (sec) , antiderivative size = 166, normalized size of antiderivative = 1.46 \[ \int \frac {x (a+b \text {arcsinh}(c x))}{\left (d+c^2 d x^2\right )^{5/2}} \, dx=-\frac {{\left (b c^{4} x^{4} + 2 \, b c^{2} x^{2} + b\right )} \sqrt {d} \arctan \left (\frac {2 \, \sqrt {c^{2} d x^{2} + d} \sqrt {c^{2} x^{2} + 1} c \sqrt {d} x}{c^{4} d x^{4} - d}\right ) + 4 \, \sqrt {c^{2} d x^{2} + d} b \log \left (c x + \sqrt {c^{2} x^{2} + 1}\right ) - 2 \, \sqrt {c^{2} d x^{2} + d} {\left (\sqrt {c^{2} x^{2} + 1} b c x - 2 \, a\right )}}{12 \, {\left (c^{6} d^{3} x^{4} + 2 \, c^{4} d^{3} x^{2} + c^{2} d^{3}\right )}} \] Input:
integrate(x*(a+b*arcsinh(c*x))/(c^2*d*x^2+d)^(5/2),x, algorithm="fricas")
Output:
-1/12*((b*c^4*x^4 + 2*b*c^2*x^2 + b)*sqrt(d)*arctan(2*sqrt(c^2*d*x^2 + d)* sqrt(c^2*x^2 + 1)*c*sqrt(d)*x/(c^4*d*x^4 - d)) + 4*sqrt(c^2*d*x^2 + d)*b*l og(c*x + sqrt(c^2*x^2 + 1)) - 2*sqrt(c^2*d*x^2 + d)*(sqrt(c^2*x^2 + 1)*b*c *x - 2*a))/(c^6*d^3*x^4 + 2*c^4*d^3*x^2 + c^2*d^3)
\[ \int \frac {x (a+b \text {arcsinh}(c x))}{\left (d+c^2 d x^2\right )^{5/2}} \, dx=\int \frac {x \left (a + b \operatorname {asinh}{\left (c x \right )}\right )}{\left (d \left (c^{2} x^{2} + 1\right )\right )^{\frac {5}{2}}}\, dx \] Input:
integrate(x*(a+b*asinh(c*x))/(c**2*d*x**2+d)**(5/2),x)
Output:
Integral(x*(a + b*asinh(c*x))/(d*(c**2*x**2 + 1))**(5/2), x)
\[ \int \frac {x (a+b \text {arcsinh}(c x))}{\left (d+c^2 d x^2\right )^{5/2}} \, dx=\int { \frac {{\left (b \operatorname {arsinh}\left (c x\right ) + a\right )} x}{{\left (c^{2} d x^{2} + d\right )}^{\frac {5}{2}}} \,d x } \] Input:
integrate(x*(a+b*arcsinh(c*x))/(c^2*d*x^2+d)^(5/2),x, algorithm="maxima")
Output:
b*integrate(x*log(c*x + sqrt(c^2*x^2 + 1))/(c^2*d*x^2 + d)^(5/2), x) - 1/3 *a/((c^2*d*x^2 + d)^(3/2)*c^2*d)
\[ \int \frac {x (a+b \text {arcsinh}(c x))}{\left (d+c^2 d x^2\right )^{5/2}} \, dx=\int { \frac {{\left (b \operatorname {arsinh}\left (c x\right ) + a\right )} x}{{\left (c^{2} d x^{2} + d\right )}^{\frac {5}{2}}} \,d x } \] Input:
integrate(x*(a+b*arcsinh(c*x))/(c^2*d*x^2+d)^(5/2),x, algorithm="giac")
Output:
integrate((b*arcsinh(c*x) + a)*x/(c^2*d*x^2 + d)^(5/2), x)
Timed out. \[ \int \frac {x (a+b \text {arcsinh}(c x))}{\left (d+c^2 d x^2\right )^{5/2}} \, dx=\int \frac {x\,\left (a+b\,\mathrm {asinh}\left (c\,x\right )\right )}{{\left (d\,c^2\,x^2+d\right )}^{5/2}} \,d x \] Input:
int((x*(a + b*asinh(c*x)))/(d + c^2*d*x^2)^(5/2),x)
Output:
int((x*(a + b*asinh(c*x)))/(d + c^2*d*x^2)^(5/2), x)
\[ \int \frac {x (a+b \text {arcsinh}(c x))}{\left (d+c^2 d x^2\right )^{5/2}} \, dx=\frac {-\sqrt {c^{2} x^{2}+1}\, a +3 \left (\int \frac {\mathit {asinh} \left (c x \right ) x}{\sqrt {c^{2} x^{2}+1}\, c^{4} x^{4}+2 \sqrt {c^{2} x^{2}+1}\, c^{2} x^{2}+\sqrt {c^{2} x^{2}+1}}d x \right ) b \,c^{6} x^{4}+6 \left (\int \frac {\mathit {asinh} \left (c x \right ) x}{\sqrt {c^{2} x^{2}+1}\, c^{4} x^{4}+2 \sqrt {c^{2} x^{2}+1}\, c^{2} x^{2}+\sqrt {c^{2} x^{2}+1}}d x \right ) b \,c^{4} x^{2}+3 \left (\int \frac {\mathit {asinh} \left (c x \right ) x}{\sqrt {c^{2} x^{2}+1}\, c^{4} x^{4}+2 \sqrt {c^{2} x^{2}+1}\, c^{2} x^{2}+\sqrt {c^{2} x^{2}+1}}d x \right ) b \,c^{2}}{3 \sqrt {d}\, c^{2} d^{2} \left (c^{4} x^{4}+2 c^{2} x^{2}+1\right )} \] Input:
int(x*(a+b*asinh(c*x))/(c^2*d*x^2+d)^(5/2),x)
Output:
( - sqrt(c**2*x**2 + 1)*a + 3*int((asinh(c*x)*x)/(sqrt(c**2*x**2 + 1)*c**4 *x**4 + 2*sqrt(c**2*x**2 + 1)*c**2*x**2 + sqrt(c**2*x**2 + 1)),x)*b*c**6*x **4 + 6*int((asinh(c*x)*x)/(sqrt(c**2*x**2 + 1)*c**4*x**4 + 2*sqrt(c**2*x* *2 + 1)*c**2*x**2 + sqrt(c**2*x**2 + 1)),x)*b*c**4*x**2 + 3*int((asinh(c*x )*x)/(sqrt(c**2*x**2 + 1)*c**4*x**4 + 2*sqrt(c**2*x**2 + 1)*c**2*x**2 + sq rt(c**2*x**2 + 1)),x)*b*c**2)/(3*sqrt(d)*c**2*d**2*(c**4*x**4 + 2*c**2*x** 2 + 1))