Integrand size = 25, antiderivative size = 157 \[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{6 d x^2}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}-\frac {c^2 (a+b \text {arccosh}(c x))}{d x}+\frac {7 b c^3 \arctan \left (\sqrt {-1+c x} \sqrt {1+c x}\right )}{6 d}+\frac {2 c^3 (a+b \text {arccosh}(c x)) \text {arctanh}\left (e^{\text {arccosh}(c x)}\right )}{d}+\frac {b c^3 \operatorname {PolyLog}\left (2,-e^{\text {arccosh}(c x)}\right )}{d}-\frac {b c^3 \operatorname {PolyLog}\left (2,e^{\text {arccosh}(c x)}\right )}{d} \]
1/3*(-a-b*arccosh(c*x))/d/x^3-c^2*(a+b*arccosh(c*x))/d/x+7/6*b*c^3*arctan( (c*x-1)^(1/2)*(c*x+1)^(1/2))/d+2*c^3*(a+b*arccosh(c*x))*arctanh(c*x+(c*x-1 )^(1/2)*(c*x+1)^(1/2))/d+b*c^3*polylog(2,-c*x-(c*x-1)^(1/2)*(c*x+1)^(1/2)) /d-b*c^3*polylog(2,c*x+(c*x-1)^(1/2)*(c*x+1)^(1/2))/d+1/6*b*c*(c*x-1)^(1/2 )*(c*x+1)^(1/2)/d/x^2
Time = 0.24 (sec) , antiderivative size = 223, normalized size of antiderivative = 1.42 \[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\frac {-\frac {2 a}{x^3}-\frac {6 a c^2}{x}+\frac {b c \sqrt {-1+c x} \sqrt {1+c x}}{x^2}-\frac {2 b \text {arccosh}(c x)}{x^3}-\frac {6 b c^2 \text {arccosh}(c x)}{x}+\frac {7 b c^3 \sqrt {-1+c^2 x^2} \arctan \left (\sqrt {-1+c^2 x^2}\right )}{\sqrt {-1+c x} \sqrt {1+c x}}-6 a c^3 \log \left (1-e^{\text {arccosh}(c x)}\right )-6 b c^3 \text {arccosh}(c x) \log \left (1-e^{\text {arccosh}(c x)}\right )+6 a c^3 \log \left (1+e^{\text {arccosh}(c x)}\right )+6 b c^3 \text {arccosh}(c x) \log \left (1+e^{\text {arccosh}(c x)}\right )+6 b c^3 \operatorname {PolyLog}\left (2,-e^{\text {arccosh}(c x)}\right )-6 b c^3 \operatorname {PolyLog}\left (2,e^{\text {arccosh}(c x)}\right )}{6 d} \]
((-2*a)/x^3 - (6*a*c^2)/x + (b*c*Sqrt[-1 + c*x]*Sqrt[1 + c*x])/x^2 - (2*b* ArcCosh[c*x])/x^3 - (6*b*c^2*ArcCosh[c*x])/x + (7*b*c^3*Sqrt[-1 + c^2*x^2] *ArcTan[Sqrt[-1 + c^2*x^2]])/(Sqrt[-1 + c*x]*Sqrt[1 + c*x]) - 6*a*c^3*Log[ 1 - E^ArcCosh[c*x]] - 6*b*c^3*ArcCosh[c*x]*Log[1 - E^ArcCosh[c*x]] + 6*a*c ^3*Log[1 + E^ArcCosh[c*x]] + 6*b*c^3*ArcCosh[c*x]*Log[1 + E^ArcCosh[c*x]] + 6*b*c^3*PolyLog[2, -E^ArcCosh[c*x]] - 6*b*c^3*PolyLog[2, E^ArcCosh[c*x]] )/(6*d)
Result contains complex when optimal does not.
Time = 0.87 (sec) , antiderivative size = 178, normalized size of antiderivative = 1.13, number of steps used = 16, number of rules used = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.600, Rules used = {6347, 27, 114, 27, 103, 218, 6347, 103, 218, 6318, 3042, 26, 4670, 2715, 2838}
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.
\(\displaystyle \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx\) |
\(\Big \downarrow \) 6347 |
\(\displaystyle c^2 \int \frac {a+b \text {arccosh}(c x)}{d x^2 \left (1-c^2 x^2\right )}dx+\frac {b c \int \frac {1}{x^3 \sqrt {c x-1} \sqrt {c x+1}}dx}{3 d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {c^2 \int \frac {a+b \text {arccosh}(c x)}{x^2 \left (1-c^2 x^2\right )}dx}{d}+\frac {b c \int \frac {1}{x^3 \sqrt {c x-1} \sqrt {c x+1}}dx}{3 d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}\) |
\(\Big \downarrow \) 114 |
\(\displaystyle \frac {c^2 \int \frac {a+b \text {arccosh}(c x)}{x^2 \left (1-c^2 x^2\right )}dx}{d}+\frac {b c \left (\frac {1}{2} \int \frac {c^2}{x \sqrt {c x-1} \sqrt {c x+1}}dx+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {c^2 \int \frac {a+b \text {arccosh}(c x)}{x^2 \left (1-c^2 x^2\right )}dx}{d}+\frac {b c \left (\frac {1}{2} c^2 \int \frac {1}{x \sqrt {c x-1} \sqrt {c x+1}}dx+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}\) |
\(\Big \downarrow \) 103 |
\(\displaystyle \frac {c^2 \int \frac {a+b \text {arccosh}(c x)}{x^2 \left (1-c^2 x^2\right )}dx}{d}+\frac {b c \left (\frac {1}{2} c^3 \int \frac {1}{(c x-1) (c x+1) c+c}d\left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}\) |
\(\Big \downarrow \) 218 |
\(\displaystyle \frac {c^2 \int \frac {a+b \text {arccosh}(c x)}{x^2 \left (1-c^2 x^2\right )}dx}{d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c \left (\frac {1}{2} c^2 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}\) |
\(\Big \downarrow \) 6347 |
\(\displaystyle \frac {c^2 \left (c^2 \int \frac {a+b \text {arccosh}(c x)}{1-c^2 x^2}dx+b c \int \frac {1}{x \sqrt {c x-1} \sqrt {c x+1}}dx-\frac {a+b \text {arccosh}(c x)}{x}\right )}{d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c \left (\frac {1}{2} c^2 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}\) |
\(\Big \downarrow \) 103 |
\(\displaystyle \frac {c^2 \left (c^2 \int \frac {a+b \text {arccosh}(c x)}{1-c^2 x^2}dx+b c^2 \int \frac {1}{(c x-1) (c x+1) c+c}d\left (\sqrt {c x-1} \sqrt {c x+1}\right )-\frac {a+b \text {arccosh}(c x)}{x}\right )}{d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c \left (\frac {1}{2} c^2 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}\) |
\(\Big \downarrow \) 218 |
\(\displaystyle \frac {c^2 \left (c^2 \int \frac {a+b \text {arccosh}(c x)}{1-c^2 x^2}dx-\frac {a+b \text {arccosh}(c x)}{x}+b c \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )\right )}{d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c \left (\frac {1}{2} c^2 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}\) |
\(\Big \downarrow \) 6318 |
\(\displaystyle \frac {c^2 \left (-c \int \frac {a+b \text {arccosh}(c x)}{\sqrt {\frac {c x-1}{c x+1}} (c x+1)}d\text {arccosh}(c x)-\frac {a+b \text {arccosh}(c x)}{x}+b c \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )\right )}{d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c \left (\frac {1}{2} c^2 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}\) |
\(\Big \downarrow \) 3042 |
\(\displaystyle \frac {c^2 \left (-c \int i (a+b \text {arccosh}(c x)) \csc (i \text {arccosh}(c x))d\text {arccosh}(c x)-\frac {a+b \text {arccosh}(c x)}{x}+b c \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )\right )}{d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c \left (\frac {1}{2} c^2 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}\) |
\(\Big \downarrow \) 26 |
\(\displaystyle \frac {c^2 \left (-i c \int (a+b \text {arccosh}(c x)) \csc (i \text {arccosh}(c x))d\text {arccosh}(c x)-\frac {a+b \text {arccosh}(c x)}{x}+b c \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )\right )}{d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c \left (\frac {1}{2} c^2 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}\) |
\(\Big \downarrow \) 4670 |
\(\displaystyle \frac {c^2 \left (-i c \left (i b \int \log \left (1-e^{\text {arccosh}(c x)}\right )d\text {arccosh}(c x)-i b \int \log \left (1+e^{\text {arccosh}(c x)}\right )d\text {arccosh}(c x)+2 i \text {arctanh}\left (e^{\text {arccosh}(c x)}\right ) (a+b \text {arccosh}(c x))\right )-\frac {a+b \text {arccosh}(c x)}{x}+b c \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )\right )}{d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c \left (\frac {1}{2} c^2 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}\) |
\(\Big \downarrow \) 2715 |
\(\displaystyle \frac {c^2 \left (-i c \left (i b \int e^{-\text {arccosh}(c x)} \log \left (1-e^{\text {arccosh}(c x)}\right )de^{\text {arccosh}(c x)}-i b \int e^{-\text {arccosh}(c x)} \log \left (1+e^{\text {arccosh}(c x)}\right )de^{\text {arccosh}(c x)}+2 i \text {arctanh}\left (e^{\text {arccosh}(c x)}\right ) (a+b \text {arccosh}(c x))\right )-\frac {a+b \text {arccosh}(c x)}{x}+b c \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )\right )}{d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c \left (\frac {1}{2} c^2 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}\) |
\(\Big \downarrow \) 2838 |
\(\displaystyle \frac {c^2 \left (-i c \left (2 i \text {arctanh}\left (e^{\text {arccosh}(c x)}\right ) (a+b \text {arccosh}(c x))+i b \operatorname {PolyLog}\left (2,-e^{\text {arccosh}(c x)}\right )-i b \operatorname {PolyLog}\left (2,e^{\text {arccosh}(c x)}\right )\right )-\frac {a+b \text {arccosh}(c x)}{x}+b c \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )\right )}{d}-\frac {a+b \text {arccosh}(c x)}{3 d x^3}+\frac {b c \left (\frac {1}{2} c^2 \arctan \left (\sqrt {c x-1} \sqrt {c x+1}\right )+\frac {\sqrt {c x-1} \sqrt {c x+1}}{2 x^2}\right )}{3 d}\) |
-1/3*(a + b*ArcCosh[c*x])/(d*x^3) + (b*c*((Sqrt[-1 + c*x]*Sqrt[1 + c*x])/( 2*x^2) + (c^2*ArcTan[Sqrt[-1 + c*x]*Sqrt[1 + c*x]])/2))/(3*d) + (c^2*(-((a + b*ArcCosh[c*x])/x) + b*c*ArcTan[Sqrt[-1 + c*x]*Sqrt[1 + c*x]] - I*c*((2 *I)*(a + b*ArcCosh[c*x])*ArcTanh[E^ArcCosh[c*x]] + I*b*PolyLog[2, -E^ArcCo sh[c*x]] - I*b*PolyLog[2, E^ArcCosh[c*x]])))/d
3.1.36.3.1 Defintions of rubi rules used
Int[(Complex[0, a_])*(Fx_), x_Symbol] :> Simp[(Complex[Identity[0], a]) I nt[Fx, x], x] /; FreeQ[a, x] && EqQ[a^2, 1]
Int[(a_)*(Fx_), x_Symbol] :> Simp[a Int[Fx, x], x] /; FreeQ[a, x] && !Ma tchQ[Fx, (b_)*(Gx_) /; FreeQ[b, x]]
Int[1/(Sqrt[(a_.) + (b_.)*(x_)]*Sqrt[(c_.) + (d_.)*(x_)]*((e_.) + (f_.)*(x_ ))), x_] :> Simp[b*f Subst[Int[1/(d*(b*e - a*f)^2 + b*f^2*x^2), x], x, Sq rt[a + b*x]*Sqrt[c + d*x]], x] /; FreeQ[{a, b, c, d, e, f}, x] && EqQ[2*b*d *e - f*(b*c + a*d), 0]
Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_)*((e_.) + (f_.)*(x_) )^(p_), x_] :> Simp[b*(a + b*x)^(m + 1)*(c + d*x)^(n + 1)*((e + f*x)^(p + 1 )/((m + 1)*(b*c - a*d)*(b*e - a*f))), x] + Simp[1/((m + 1)*(b*c - a*d)*(b*e - a*f)) Int[(a + b*x)^(m + 1)*(c + d*x)^n*(e + f*x)^p*Simp[a*d*f*(m + 1) - b*(d*e*(m + n + 2) + c*f*(m + p + 2)) - b*d*f*(m + n + p + 3)*x, x], x], x] /; FreeQ[{a, b, c, d, e, f, n, p}, x] && ILtQ[m, -1] && (IntegerQ[n] || IntegersQ[2*n, 2*p] || ILtQ[m + n + p + 3, 0])
Int[((a_) + (b_.)*(x_)^2)^(-1), x_Symbol] :> Simp[(Rt[a/b, 2]/a)*ArcTan[x/R t[a/b, 2]], x] /; FreeQ[{a, b}, x] && PosQ[a/b]
Int[Log[(a_) + (b_.)*((F_)^((e_.)*((c_.) + (d_.)*(x_))))^(n_.)], x_Symbol] :> Simp[1/(d*e*n*Log[F]) Subst[Int[Log[a + b*x]/x, x], x, (F^(e*(c + d*x) ))^n], x] /; FreeQ[{F, a, b, c, d, e, n}, x] && GtQ[a, 0]
Int[Log[(c_.)*((d_) + (e_.)*(x_)^(n_.))]/(x_), x_Symbol] :> Simp[-PolyLog[2 , (-c)*e*x^n]/n, x] /; FreeQ[{c, d, e, n}, x] && EqQ[c*d, 1]
Int[csc[(e_.) + (Complex[0, fz_])*(f_.)*(x_)]*((c_.) + (d_.)*(x_))^(m_.), x _Symbol] :> Simp[-2*(c + d*x)^m*(ArcTanh[E^((-I)*e + f*fz*x)]/(f*fz*I)), x] + (-Simp[d*(m/(f*fz*I)) Int[(c + d*x)^(m - 1)*Log[1 - E^((-I)*e + f*fz*x )], x], x] + Simp[d*(m/(f*fz*I)) Int[(c + d*x)^(m - 1)*Log[1 + E^((-I)*e + f*fz*x)], x], x]) /; FreeQ[{c, d, e, f, fz}, x] && IGtQ[m, 0]
Int[((a_.) + ArcCosh[(c_.)*(x_)]*(b_.))^(n_.)/((d_) + (e_.)*(x_)^2), x_Symb ol] :> Simp[-(c*d)^(-1) Subst[Int[(a + b*x)^n*Csch[x], x], x, ArcCosh[c*x ]], x] /; FreeQ[{a, b, c, d, e}, x] && EqQ[c^2*d + e, 0] && IGtQ[n, 0]
Int[((a_.) + ArcCosh[(c_.)*(x_)]*(b_.))^(n_.)*((f_.)*(x_))^(m_)*((d_) + (e_ .)*(x_)^2)^(p_), x_Symbol] :> Simp[(f*x)^(m + 1)*(d + e*x^2)^(p + 1)*((a + b*ArcCosh[c*x])^n/(d*f*(m + 1))), x] + (Simp[c^2*((m + 2*p + 3)/(f^2*(m + 1 ))) Int[(f*x)^(m + 2)*(d + e*x^2)^p*(a + b*ArcCosh[c*x])^n, x], x] + Simp [b*c*(n/(f*(m + 1)))*Simp[(d + e*x^2)^p/((1 + c*x)^p*(-1 + c*x)^p)] Int[( f*x)^(m + 1)*(1 + c*x)^(p + 1/2)*(-1 + c*x)^(p + 1/2)*(a + b*ArcCosh[c*x])^ (n - 1), x], x]) /; FreeQ[{a, b, c, d, e, f, p}, x] && EqQ[c^2*d + e, 0] && GtQ[n, 0] && ILtQ[m, -1]
Time = 0.79 (sec) , antiderivative size = 190, normalized size of antiderivative = 1.21
method | result | size |
derivativedivides | \(c^{3} \left (-\frac {a \left (\frac {1}{3 c^{3} x^{3}}+\frac {1}{c x}-\frac {\ln \left (c x +1\right )}{2}+\frac {\ln \left (c x -1\right )}{2}\right )}{d}-\frac {b \left (\frac {6 c^{2} x^{2} \operatorname {arccosh}\left (c x \right )-\sqrt {c x -1}\, \sqrt {c x +1}\, c x +2 \,\operatorname {arccosh}\left (c x \right )}{6 c^{3} x^{3}}-\frac {7 \arctan \left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )}{3}-\operatorname {dilog}\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {dilog}\left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {arccosh}\left (c x \right ) \ln \left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )\right )}{d}\right )\) | \(190\) |
default | \(c^{3} \left (-\frac {a \left (\frac {1}{3 c^{3} x^{3}}+\frac {1}{c x}-\frac {\ln \left (c x +1\right )}{2}+\frac {\ln \left (c x -1\right )}{2}\right )}{d}-\frac {b \left (\frac {6 c^{2} x^{2} \operatorname {arccosh}\left (c x \right )-\sqrt {c x -1}\, \sqrt {c x +1}\, c x +2 \,\operatorname {arccosh}\left (c x \right )}{6 c^{3} x^{3}}-\frac {7 \arctan \left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )}{3}-\operatorname {dilog}\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {dilog}\left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {arccosh}\left (c x \right ) \ln \left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )\right )}{d}\right )\) | \(190\) |
parts | \(-\frac {a \left (-\frac {c^{3} \ln \left (c x +1\right )}{2}+\frac {1}{3 x^{3}}+\frac {c^{2}}{x}+\frac {c^{3} \ln \left (c x -1\right )}{2}\right )}{d}-\frac {b \,c^{3} \left (\frac {6 c^{2} x^{2} \operatorname {arccosh}\left (c x \right )-\sqrt {c x -1}\, \sqrt {c x +1}\, c x +2 \,\operatorname {arccosh}\left (c x \right )}{6 c^{3} x^{3}}-\frac {7 \arctan \left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )}{3}-\operatorname {dilog}\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {dilog}\left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )-\operatorname {arccosh}\left (c x \right ) \ln \left (1+c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )\right )}{d}\) | \(192\) |
c^3*(-a/d*(1/3/c^3/x^3+1/c/x-1/2*ln(c*x+1)+1/2*ln(c*x-1))-b/d*(1/6*(6*c^2* x^2*arccosh(c*x)-(c*x-1)^(1/2)*(c*x+1)^(1/2)*c*x+2*arccosh(c*x))/c^3/x^3-7 /3*arctan(c*x+(c*x-1)^(1/2)*(c*x+1)^(1/2))-dilog(c*x+(c*x-1)^(1/2)*(c*x+1) ^(1/2))-dilog(1+c*x+(c*x-1)^(1/2)*(c*x+1)^(1/2))-arccosh(c*x)*ln(1+c*x+(c* x-1)^(1/2)*(c*x+1)^(1/2))))
\[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\int { -\frac {b \operatorname {arcosh}\left (c x\right ) + a}{{\left (c^{2} d x^{2} - d\right )} x^{4}} \,d x } \]
\[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=- \frac {\int \frac {a}{c^{2} x^{6} - x^{4}}\, dx + \int \frac {b \operatorname {acosh}{\left (c x \right )}}{c^{2} x^{6} - x^{4}}\, dx}{d} \]
\[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\int { -\frac {b \operatorname {arcosh}\left (c x\right ) + a}{{\left (c^{2} d x^{2} - d\right )} x^{4}} \,d x } \]
1/6*(3*c^3*log(c*x + 1)/d - 3*c^3*log(c*x - 1)/d - 2*(3*c^2*x^2 + 1)/(d*x^ 3))*a + 1/24*(216*c^5*integrate(1/12*x^3*log(c*x - 1)/(c^2*d*x^4 - d*x^2), x) - 12*c^4*(log(c*x + 1)/(c*d) - log(c*x - 1)/(c*d)) - 72*c^4*integrate( 1/12*x^2*log(c*x - 1)/(c^2*d*x^4 - d*x^2), x) - 4*c^2*(c*log(c*x + 1)/d - c*log(c*x - 1)/d - 2/(d*x)) - (3*c^3*x^3*log(c*x + 1)^2 + 6*c^3*x^3*log(c* x + 1)*log(c*x - 1) - 4*(3*c^3*x^3*log(c*x + 1) - 3*c^3*x^3*log(c*x - 1) - 6*c^2*x^2 - 2)*log(c*x + sqrt(c*x + 1)*sqrt(c*x - 1)))/(d*x^3) + 24*integ rate(1/6*(3*c^4*x^3*log(c*x + 1) - 3*c^4*x^3*log(c*x - 1) - 6*c^3*x^2 - 2* c)/(c^3*d*x^6 - c*d*x^4 + (c^2*d*x^5 - d*x^3)*sqrt(c*x + 1)*sqrt(c*x - 1)) , x))*b
\[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\int { -\frac {b \operatorname {arcosh}\left (c x\right ) + a}{{\left (c^{2} d x^{2} - d\right )} x^{4}} \,d x } \]
Timed out. \[ \int \frac {a+b \text {arccosh}(c x)}{x^4 \left (d-c^2 d x^2\right )} \, dx=\int \frac {a+b\,\mathrm {acosh}\left (c\,x\right )}{x^4\,\left (d-c^2\,d\,x^2\right )} \,d x \]