Integrand size = 299, antiderivative size = 36 \[ \int \frac {\left (-15-3 e^x+3 x\right ) \log \left (5 x+e^x x-x^2\right )+\left (-40 x+16 x^2+e^x \left (-8 x-8 x^2\right )\right ) \log \left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-120-24 e^x+24 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-240-48 e^x+48 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )}{\left (15 x^2+3 e^x x^2-3 x^3\right ) \log \left (5 x+e^x x-x^2\right )+\left (120 x^2+24 e^x x^2-24 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (240 x^2+48 e^x x^2-48 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )} \, dx=-3+\frac {1}{2} \left (\frac {2}{x}-\frac {2}{3+\frac {3}{4 \log ^2\left (\log \left (\left (5+e^x-x\right ) x\right )\right )}}\right ) \]
Time = 0.12 (sec) , antiderivative size = 46, normalized size of antiderivative = 1.28 \[ \int \frac {\left (-15-3 e^x+3 x\right ) \log \left (5 x+e^x x-x^2\right )+\left (-40 x+16 x^2+e^x \left (-8 x-8 x^2\right )\right ) \log \left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-120-24 e^x+24 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-240-48 e^x+48 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )}{\left (15 x^2+3 e^x x^2-3 x^3\right ) \log \left (5 x+e^x x-x^2\right )+\left (120 x^2+24 e^x x^2-24 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (240 x^2+48 e^x x^2-48 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )} \, dx=\frac {3+x+12 \log ^2\left (\log \left (-x \left (-5-e^x+x\right )\right )\right )}{3 \left (x+4 x \log ^2\left (\log \left (-x \left (-5-e^x+x\right )\right )\right )\right )} \]
Integrate[((-15 - 3*E^x + 3*x)*Log[5*x + E^x*x - x^2] + (-40*x + 16*x^2 + E^x*(-8*x - 8*x^2))*Log[Log[5*x + E^x*x - x^2]] + (-120 - 24*E^x + 24*x)*L og[5*x + E^x*x - x^2]*Log[Log[5*x + E^x*x - x^2]]^2 + (-240 - 48*E^x + 48* x)*Log[5*x + E^x*x - x^2]*Log[Log[5*x + E^x*x - x^2]]^4)/((15*x^2 + 3*E^x* x^2 - 3*x^3)*Log[5*x + E^x*x - x^2] + (120*x^2 + 24*E^x*x^2 - 24*x^3)*Log[ 5*x + E^x*x - x^2]*Log[Log[5*x + E^x*x - x^2]]^2 + (240*x^2 + 48*E^x*x^2 - 48*x^3)*Log[5*x + E^x*x - x^2]*Log[Log[5*x + E^x*x - x^2]]^4),x]
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.
\(\displaystyle \int \frac {\left (48 x-48 e^x-240\right ) \log \left (-x^2+e^x x+5 x\right ) \log ^4\left (\log \left (-x^2+e^x x+5 x\right )\right )+\left (24 x-24 e^x-120\right ) \log \left (-x^2+e^x x+5 x\right ) \log ^2\left (\log \left (-x^2+e^x x+5 x\right )\right )+\left (16 x^2+e^x \left (-8 x^2-8 x\right )-40 x\right ) \log \left (\log \left (-x^2+e^x x+5 x\right )\right )+\left (3 x-3 e^x-15\right ) \log \left (-x^2+e^x x+5 x\right )}{\left (-48 x^3+48 e^x x^2+240 x^2\right ) \log \left (-x^2+e^x x+5 x\right ) \log ^4\left (\log \left (-x^2+e^x x+5 x\right )\right )+\left (-24 x^3+24 e^x x^2+120 x^2\right ) \log \left (-x^2+e^x x+5 x\right ) \log ^2\left (\log \left (-x^2+e^x x+5 x\right )\right )+\left (-3 x^3+3 e^x x^2+15 x^2\right ) \log \left (-x^2+e^x x+5 x\right )} \, dx\) |
\(\Big \downarrow \) 7239 |
\(\displaystyle \int \frac {-3 \left (-x+e^x+5\right ) \log \left (-x \left (x-e^x-5\right )\right ) \left (4 \log ^2\left (\log \left (-x \left (x-e^x-5\right )\right )\right )+1\right )^2-8 x \left (-2 x+e^x (x+1)+5\right ) \log \left (\log \left (-x \left (x-e^x-5\right )\right )\right )}{3 \left (-x+e^x+5\right ) \log \left (-x^2+e^x x+5 x\right ) \left (x+4 x \log ^2\left (\log \left (-x \left (x-e^x-5\right )\right )\right )\right )^2}dx\) |
\(\Big \downarrow \) 27 |
\(\displaystyle \frac {1}{3} \int -\frac {3 \left (-x+e^x+5\right ) \log \left (\left (-x+e^x+5\right ) x\right ) \left (4 \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+1\right )^2+8 x \left (-2 x+e^x (x+1)+5\right ) \log \left (\log \left (\left (-x+e^x+5\right ) x\right )\right )}{\left (-x+e^x+5\right ) \log \left (-x^2+e^x x+5 x\right ) \left (4 x \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+x\right )^2}dx\) |
\(\Big \downarrow \) 25 |
\(\displaystyle -\frac {1}{3} \int \frac {3 \left (-x+e^x+5\right ) \log \left (\left (-x+e^x+5\right ) x\right ) \left (4 \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+1\right )^2+8 x \left (-2 x+e^x (x+1)+5\right ) \log \left (\log \left (\left (-x+e^x+5\right ) x\right )\right )}{\left (-x+e^x+5\right ) \log \left (-x^2+e^x x+5 x\right ) \left (4 x \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+x\right )^2}dx\) |
\(\Big \downarrow \) 7293 |
\(\displaystyle -\frac {1}{3} \int \left (\frac {48 \log \left (\left (-x+e^x+5\right ) x\right ) \log ^4\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+24 \log \left (\left (-x+e^x+5\right ) x\right ) \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+8 x^2 \log \left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+8 x \log \left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+3 \log \left (\left (-x+e^x+5\right ) x\right )}{x^2 \log \left (-x^2+e^x x+5 x\right ) \left (4 \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+1\right )^2}+\frac {8 (x-6) \log \left (\log \left (-x^2+e^x x+5 x\right )\right )}{\left (-x+e^x+5\right ) \log \left (-x^2+e^x x+5 x\right ) \left (4 \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+1\right )^2}\right )dx\) |
\(\Big \downarrow \) 2009 |
\(\displaystyle \frac {1}{3} \left (-8 \int \frac {\log \left (\log \left (-x^2+e^x x+5 x\right )\right )}{\log \left (-x^2+e^x x+5 x\right ) \left (4 \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+1\right )^2}dx-8 \int \frac {\log \left (\log \left (-x^2+e^x x+5 x\right )\right )}{x \log \left (-x^2+e^x x+5 x\right ) \left (4 \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+1\right )^2}dx-8 \int \frac {x \log \left (\log \left (-x^2+e^x x+5 x\right )\right )}{\left (-x+e^x+5\right ) \log \left (-x^2+e^x x+5 x\right ) \left (4 \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+1\right )^2}dx-48 \int \frac {\log \left (\log \left (-x^2+e^x x+5 x\right )\right )}{\left (x-e^x-5\right ) \log \left (-x^2+e^x x+5 x\right ) \left (4 \log ^2\left (\log \left (\left (-x+e^x+5\right ) x\right )\right )+1\right )^2}dx+\frac {3}{x}\right )\) |
Int[((-15 - 3*E^x + 3*x)*Log[5*x + E^x*x - x^2] + (-40*x + 16*x^2 + E^x*(- 8*x - 8*x^2))*Log[Log[5*x + E^x*x - x^2]] + (-120 - 24*E^x + 24*x)*Log[5*x + E^x*x - x^2]*Log[Log[5*x + E^x*x - x^2]]^2 + (-240 - 48*E^x + 48*x)*Log [5*x + E^x*x - x^2]*Log[Log[5*x + E^x*x - x^2]]^4)/((15*x^2 + 3*E^x*x^2 - 3*x^3)*Log[5*x + E^x*x - x^2] + (120*x^2 + 24*E^x*x^2 - 24*x^3)*Log[5*x + E^x*x - x^2]*Log[Log[5*x + E^x*x - x^2]]^2 + (240*x^2 + 48*E^x*x^2 - 48*x^ 3)*Log[5*x + E^x*x - x^2]*Log[Log[5*x + E^x*x - x^2]]^4),x]
3.14.73.3.1 Defintions of rubi rules used
Int[(a_)*(Fx_), x_Symbol] :> Simp[a Int[Fx, x], x] /; FreeQ[a, x] && !Ma tchQ[Fx, (b_)*(Gx_) /; FreeQ[b, x]]
Int[u_, x_Symbol] :> With[{v = SimplifyIntegrand[u, x]}, Int[v, x] /; Simpl erIntegrandQ[v, u, x]]
Time = 57.07 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.25
method | result | size |
parallelrisch | \(\frac {24+96 {\ln \left (\ln \left (x \left ({\mathrm e}^{x}+5-x \right )\right )\right )}^{2}+8 x}{24 x \left (4 {\ln \left (\ln \left (x \left ({\mathrm e}^{x}+5-x \right )\right )\right )}^{2}+1\right )}\) | \(45\) |
risch | \(\frac {1}{x}+\frac {1}{12 {\ln \left (i \pi +\ln \left (x \right )+\ln \left (-{\mathrm e}^{x}+x -5\right )+\frac {i \pi \,\operatorname {csgn}\left (i x \left ({\mathrm e}^{x}+5-x \right )\right ) \left (\operatorname {csgn}\left (i x \left ({\mathrm e}^{x}+5-x \right )\right )+\operatorname {csgn}\left (i x \right )\right ) \left (\operatorname {csgn}\left (i x \left ({\mathrm e}^{x}+5-x \right )\right )-\operatorname {csgn}\left (i \left ({\mathrm e}^{x}+5-x \right )\right )\right )}{2}+i \pi {\operatorname {csgn}\left (i x \left ({\mathrm e}^{x}+5-x \right )\right )}^{2} \left (-\operatorname {csgn}\left (i x \left ({\mathrm e}^{x}+5-x \right )\right )-1\right )\right )}^{2}+3}\) | \(125\) |
int(((-48*exp(x)+48*x-240)*ln(exp(x)*x-x^2+5*x)*ln(ln(exp(x)*x-x^2+5*x))^4 +(-24*exp(x)+24*x-120)*ln(exp(x)*x-x^2+5*x)*ln(ln(exp(x)*x-x^2+5*x))^2+((- 8*x^2-8*x)*exp(x)+16*x^2-40*x)*ln(ln(exp(x)*x-x^2+5*x))+(-3*exp(x)+3*x-15) *ln(exp(x)*x-x^2+5*x))/((48*exp(x)*x^2-48*x^3+240*x^2)*ln(exp(x)*x-x^2+5*x )*ln(ln(exp(x)*x-x^2+5*x))^4+(24*exp(x)*x^2-24*x^3+120*x^2)*ln(exp(x)*x-x^ 2+5*x)*ln(ln(exp(x)*x-x^2+5*x))^2+(3*exp(x)*x^2-3*x^3+15*x^2)*ln(exp(x)*x- x^2+5*x)),x,method=_RETURNVERBOSE)
Time = 0.24 (sec) , antiderivative size = 48, normalized size of antiderivative = 1.33 \[ \int \frac {\left (-15-3 e^x+3 x\right ) \log \left (5 x+e^x x-x^2\right )+\left (-40 x+16 x^2+e^x \left (-8 x-8 x^2\right )\right ) \log \left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-120-24 e^x+24 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-240-48 e^x+48 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )}{\left (15 x^2+3 e^x x^2-3 x^3\right ) \log \left (5 x+e^x x-x^2\right )+\left (120 x^2+24 e^x x^2-24 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (240 x^2+48 e^x x^2-48 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )} \, dx=\frac {12 \, \log \left (\log \left (-x^{2} + x e^{x} + 5 \, x\right )\right )^{2} + x + 3}{3 \, {\left (4 \, x \log \left (\log \left (-x^{2} + x e^{x} + 5 \, x\right )\right )^{2} + x\right )}} \]
integrate(((-48*exp(x)+48*x-240)*log(exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^ 2+5*x))^4+(-24*exp(x)+24*x-120)*log(exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^2 +5*x))^2+((-8*x^2-8*x)*exp(x)+16*x^2-40*x)*log(log(exp(x)*x-x^2+5*x))+(-3* exp(x)+3*x-15)*log(exp(x)*x-x^2+5*x))/((48*exp(x)*x^2-48*x^3+240*x^2)*log( exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^2+5*x))^4+(24*exp(x)*x^2-24*x^3+120*x ^2)*log(exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^2+5*x))^2+(3*exp(x)*x^2-3*x^3 +15*x^2)*log(exp(x)*x-x^2+5*x)),x, algorithm=\
Time = 0.97 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.67 \[ \int \frac {\left (-15-3 e^x+3 x\right ) \log \left (5 x+e^x x-x^2\right )+\left (-40 x+16 x^2+e^x \left (-8 x-8 x^2\right )\right ) \log \left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-120-24 e^x+24 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-240-48 e^x+48 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )}{\left (15 x^2+3 e^x x^2-3 x^3\right ) \log \left (5 x+e^x x-x^2\right )+\left (120 x^2+24 e^x x^2-24 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (240 x^2+48 e^x x^2-48 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )} \, dx=\frac {1}{12 \log {\left (\log {\left (- x^{2} + x e^{x} + 5 x \right )} \right )}^{2} + 3} + \frac {1}{x} \]
integrate(((-48*exp(x)+48*x-240)*ln(exp(x)*x-x**2+5*x)*ln(ln(exp(x)*x-x**2 +5*x))**4+(-24*exp(x)+24*x-120)*ln(exp(x)*x-x**2+5*x)*ln(ln(exp(x)*x-x**2+ 5*x))**2+((-8*x**2-8*x)*exp(x)+16*x**2-40*x)*ln(ln(exp(x)*x-x**2+5*x))+(-3 *exp(x)+3*x-15)*ln(exp(x)*x-x**2+5*x))/((48*exp(x)*x**2-48*x**3+240*x**2)* ln(exp(x)*x-x**2+5*x)*ln(ln(exp(x)*x-x**2+5*x))**4+(24*exp(x)*x**2-24*x**3 +120*x**2)*ln(exp(x)*x-x**2+5*x)*ln(ln(exp(x)*x-x**2+5*x))**2+(3*exp(x)*x* *2-3*x**3+15*x**2)*ln(exp(x)*x-x**2+5*x)),x)
Time = 0.49 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.17 \[ \int \frac {\left (-15-3 e^x+3 x\right ) \log \left (5 x+e^x x-x^2\right )+\left (-40 x+16 x^2+e^x \left (-8 x-8 x^2\right )\right ) \log \left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-120-24 e^x+24 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-240-48 e^x+48 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )}{\left (15 x^2+3 e^x x^2-3 x^3\right ) \log \left (5 x+e^x x-x^2\right )+\left (120 x^2+24 e^x x^2-24 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (240 x^2+48 e^x x^2-48 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )} \, dx=\frac {12 \, \log \left (\log \left (x\right ) + \log \left (-x + e^{x} + 5\right )\right )^{2} + x + 3}{3 \, {\left (4 \, x \log \left (\log \left (x\right ) + \log \left (-x + e^{x} + 5\right )\right )^{2} + x\right )}} \]
integrate(((-48*exp(x)+48*x-240)*log(exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^ 2+5*x))^4+(-24*exp(x)+24*x-120)*log(exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^2 +5*x))^2+((-8*x^2-8*x)*exp(x)+16*x^2-40*x)*log(log(exp(x)*x-x^2+5*x))+(-3* exp(x)+3*x-15)*log(exp(x)*x-x^2+5*x))/((48*exp(x)*x^2-48*x^3+240*x^2)*log( exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^2+5*x))^4+(24*exp(x)*x^2-24*x^3+120*x ^2)*log(exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^2+5*x))^2+(3*exp(x)*x^2-3*x^3 +15*x^2)*log(exp(x)*x-x^2+5*x)),x, algorithm=\
1/3*(12*log(log(x) + log(-x + e^x + 5))^2 + x + 3)/(4*x*log(log(x) + log(- x + e^x + 5))^2 + x)
Time = 84.04 (sec) , antiderivative size = 48, normalized size of antiderivative = 1.33 \[ \int \frac {\left (-15-3 e^x+3 x\right ) \log \left (5 x+e^x x-x^2\right )+\left (-40 x+16 x^2+e^x \left (-8 x-8 x^2\right )\right ) \log \left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-120-24 e^x+24 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-240-48 e^x+48 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )}{\left (15 x^2+3 e^x x^2-3 x^3\right ) \log \left (5 x+e^x x-x^2\right )+\left (120 x^2+24 e^x x^2-24 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (240 x^2+48 e^x x^2-48 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )} \, dx=\frac {12 \, \log \left (\log \left (-x^{2} + x e^{x} + 5 \, x\right )\right )^{2} + x + 3}{3 \, {\left (4 \, x \log \left (\log \left (-x^{2} + x e^{x} + 5 \, x\right )\right )^{2} + x\right )}} \]
integrate(((-48*exp(x)+48*x-240)*log(exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^ 2+5*x))^4+(-24*exp(x)+24*x-120)*log(exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^2 +5*x))^2+((-8*x^2-8*x)*exp(x)+16*x^2-40*x)*log(log(exp(x)*x-x^2+5*x))+(-3* exp(x)+3*x-15)*log(exp(x)*x-x^2+5*x))/((48*exp(x)*x^2-48*x^3+240*x^2)*log( exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^2+5*x))^4+(24*exp(x)*x^2-24*x^3+120*x ^2)*log(exp(x)*x-x^2+5*x)*log(log(exp(x)*x-x^2+5*x))^2+(3*exp(x)*x^2-3*x^3 +15*x^2)*log(exp(x)*x-x^2+5*x)),x, algorithm=\
Time = 14.09 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.75 \[ \int \frac {\left (-15-3 e^x+3 x\right ) \log \left (5 x+e^x x-x^2\right )+\left (-40 x+16 x^2+e^x \left (-8 x-8 x^2\right )\right ) \log \left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-120-24 e^x+24 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (-240-48 e^x+48 x\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )}{\left (15 x^2+3 e^x x^2-3 x^3\right ) \log \left (5 x+e^x x-x^2\right )+\left (120 x^2+24 e^x x^2-24 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^2\left (\log \left (5 x+e^x x-x^2\right )\right )+\left (240 x^2+48 e^x x^2-48 x^3\right ) \log \left (5 x+e^x x-x^2\right ) \log ^4\left (\log \left (5 x+e^x x-x^2\right )\right )} \, dx=\frac {1}{3\,\left (4\,{\ln \left (\ln \left (5\,x+x\,{\mathrm {e}}^x-x^2\right )\right )}^2+1\right )}+\frac {1}{x} \]
int(-(log(5*x + x*exp(x) - x^2)*(3*exp(x) - 3*x + 15) + log(log(5*x + x*ex p(x) - x^2))*(40*x + exp(x)*(8*x + 8*x^2) - 16*x^2) + log(5*x + x*exp(x) - x^2)*log(log(5*x + x*exp(x) - x^2))^2*(24*exp(x) - 24*x + 120) + log(5*x + x*exp(x) - x^2)*log(log(5*x + x*exp(x) - x^2))^4*(48*exp(x) - 48*x + 240 ))/(log(5*x + x*exp(x) - x^2)*(3*x^2*exp(x) + 15*x^2 - 3*x^3) + log(5*x + x*exp(x) - x^2)*log(log(5*x + x*exp(x) - x^2))^2*(24*x^2*exp(x) + 120*x^2 - 24*x^3) + log(5*x + x*exp(x) - x^2)*log(log(5*x + x*exp(x) - x^2))^4*(48 *x^2*exp(x) + 240*x^2 - 48*x^3)),x)