Integrand size = 112, antiderivative size = 28 \[ \int \frac {x^2-2 x^3-\log (2)+e^{2+x} \left (9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)\right )}{9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)} \, dx=e^{2+x}+\frac {x}{3 x-x \left (x-x^2\right )-\log (2)} \]
Result contains higher order function than in optimal. Order 9 vs. order 3 in optimal.
Time = 66.40 (sec) , antiderivative size = 6045, normalized size of antiderivative = 215.89 \[ \int \frac {x^2-2 x^3-\log (2)+e^{2+x} \left (9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)\right )}{9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)} \, dx=\text {Result too large to show} \]
Integrate[(x^2 - 2*x^3 - Log[2] + E^(2 + x)*(9*x^2 - 6*x^3 + 7*x^4 - 2*x^5 + x^6 + (-6*x + 2*x^2 - 2*x^3)*Log[2] + Log[2]^2))/(9*x^2 - 6*x^3 + 7*x^4 - 2*x^5 + x^6 + (-6*x + 2*x^2 - 2*x^3)*Log[2] + Log[2]^2),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.
\(\displaystyle \int \frac {-2 x^3+x^2+e^{x+2} \left (x^6-2 x^5+7 x^4-6 x^3+9 x^2+\left (-2 x^3+2 x^2-6 x\right ) \log (2)+\log ^2(2)\right )-\log (2)}{x^6-2 x^5+7 x^4-6 x^3+9 x^2+\left (-2 x^3+2 x^2-6 x\right ) \log (2)+\log ^2(2)} \, dx\) |
\(\Big \downarrow \) 2463 |
\(\displaystyle \int \frac {-2 x^3+x^2+e^{x+2} \left (x^6-2 x^5+7 x^4-6 x^3+9 x^2+\left (-2 x^3+2 x^2-6 x\right ) \log (2)+\log ^2(2)\right )-\log (2)}{\left (x^3-x^2+3 x-\log (2)\right )^2}dx\) |
\(\Big \downarrow \) 7239 |
\(\displaystyle \int \frac {-2 x^3+x^2+e^{x+2} \left (-x^3+x^2-3 x+\log (2)\right )^2-\log (2)}{\left (x^3-x^2+3 x-\log (2)\right )^2}dx\) |
\(\Big \downarrow \) 7293 |
\(\displaystyle \int \left (-\frac {2 x^3}{\left (x^3-x^2+3 x-\log (2)\right )^2}+\frac {x^2}{\left (x^3-x^2+3 x-\log (2)\right )^2}-\frac {\log (2)}{\left (-x^3+x^2-3 x+\log (2)\right )^2}+e^{x+2}\right )dx\) |
\(\Big \downarrow \) 7299 |
\(\displaystyle \int \left (-\frac {2 x^3}{\left (x^3-x^2+3 x-\log (2)\right )^2}+\frac {x^2}{\left (x^3-x^2+3 x-\log (2)\right )^2}-\frac {\log (2)}{\left (-x^3+x^2-3 x+\log (2)\right )^2}+e^{x+2}\right )dx\) |
Int[(x^2 - 2*x^3 - Log[2] + E^(2 + x)*(9*x^2 - 6*x^3 + 7*x^4 - 2*x^5 + x^6 + (-6*x + 2*x^2 - 2*x^3)*Log[2] + Log[2]^2))/(9*x^2 - 6*x^3 + 7*x^4 - 2*x ^5 + x^6 + (-6*x + 2*x^2 - 2*x^3)*Log[2] + Log[2]^2),x]
3.10.80.3.1 Defintions of rubi rules used
Int[(u_.)*(Px_)^(p_), x_Symbol] :> With[{Qx = Factor[Px]}, Int[ExpandIntegr and[u, Qx^p, x], x] /; !SumQ[NonfreeFactors[Qx, x]]] /; PolyQ[Px, x] && Gt Q[Expon[Px, x], 2] && !BinomialQ[Px, x] && !TrinomialQ[Px, x] && ILtQ[p, 0]
Int[u_, x_Symbol] :> With[{v = SimplifyIntegrand[u, x]}, Int[v, x] /; Simpl erIntegrandQ[v, u, x]]
Time = 0.67 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.89
method | result | size |
risch | \(-\frac {x}{-x^{3}+x^{2}+\ln \left (2\right )-3 x}+{\mathrm e}^{2+x}\) | \(25\) |
parts | \(-\frac {x}{-x^{3}+x^{2}+\ln \left (2\right )-3 x}+{\mathrm e}^{2+x}\) | \(25\) |
norman | \(\frac {x^{2} {\mathrm e}^{2+x}-x +\ln \left (2\right ) {\mathrm e}^{2+x}-3 x \,{\mathrm e}^{2+x}-{\mathrm e}^{2+x} x^{3}}{-x^{3}+x^{2}+\ln \left (2\right )-3 x}\) | \(53\) |
parallelrisch | \(\frac {x^{2} {\mathrm e}^{2+x}-x +\ln \left (2\right ) {\mathrm e}^{2+x}-3 x \,{\mathrm e}^{2+x}-{\mathrm e}^{2+x} x^{3}}{-x^{3}+x^{2}+\ln \left (2\right )-3 x}\) | \(53\) |
derivativedivides | \(\text {Expression too large to display}\) | \(3027\) |
default | \(\text {Expression too large to display}\) | \(3027\) |
int(((ln(2)^2+(-2*x^3+2*x^2-6*x)*ln(2)+x^6-2*x^5+7*x^4-6*x^3+9*x^2)*exp(2+ x)-ln(2)-2*x^3+x^2)/(ln(2)^2+(-2*x^3+2*x^2-6*x)*ln(2)+x^6-2*x^5+7*x^4-6*x^ 3+9*x^2),x,method=_RETURNVERBOSE)
Time = 0.24 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.50 \[ \int \frac {x^2-2 x^3-\log (2)+e^{2+x} \left (9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)\right )}{9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)} \, dx=\frac {{\left (x^{3} - x^{2} + 3 \, x - \log \left (2\right )\right )} e^{\left (x + 2\right )} + x}{x^{3} - x^{2} + 3 \, x - \log \left (2\right )} \]
integrate(((log(2)^2+(-2*x^3+2*x^2-6*x)*log(2)+x^6-2*x^5+7*x^4-6*x^3+9*x^2 )*exp(2+x)-log(2)-2*x^3+x^2)/(log(2)^2+(-2*x^3+2*x^2-6*x)*log(2)+x^6-2*x^5 +7*x^4-6*x^3+9*x^2),x, algorithm=\
Time = 0.44 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.68 \[ \int \frac {x^2-2 x^3-\log (2)+e^{2+x} \left (9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)\right )}{9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)} \, dx=\frac {x}{x^{3} - x^{2} + 3 x - \log {\left (2 \right )}} + e^{x + 2} \]
integrate(((ln(2)**2+(-2*x**3+2*x**2-6*x)*ln(2)+x**6-2*x**5+7*x**4-6*x**3+ 9*x**2)*exp(2+x)-ln(2)-2*x**3+x**2)/(ln(2)**2+(-2*x**3+2*x**2-6*x)*ln(2)+x **6-2*x**5+7*x**4-6*x**3+9*x**2),x)
Time = 0.28 (sec) , antiderivative size = 49, normalized size of antiderivative = 1.75 \[ \int \frac {x^2-2 x^3-\log (2)+e^{2+x} \left (9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)\right )}{9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)} \, dx=\frac {{\left (x^{3} e^{2} - x^{2} e^{2} + 3 \, x e^{2} - e^{2} \log \left (2\right )\right )} e^{x} + x}{x^{3} - x^{2} + 3 \, x - \log \left (2\right )} \]
integrate(((log(2)^2+(-2*x^3+2*x^2-6*x)*log(2)+x^6-2*x^5+7*x^4-6*x^3+9*x^2 )*exp(2+x)-log(2)-2*x^3+x^2)/(log(2)^2+(-2*x^3+2*x^2-6*x)*log(2)+x^6-2*x^5 +7*x^4-6*x^3+9*x^2),x, algorithm=\
Leaf count of result is larger than twice the leaf count of optimal. 53 vs. \(2 (26) = 52\).
Time = 0.32 (sec) , antiderivative size = 53, normalized size of antiderivative = 1.89 \[ \int \frac {x^2-2 x^3-\log (2)+e^{2+x} \left (9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)\right )}{9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)} \, dx=\frac {x^{3} e^{\left (x + 2\right )} - x^{2} e^{\left (x + 2\right )} + 3 \, x e^{\left (x + 2\right )} - e^{\left (x + 2\right )} \log \left (2\right ) + x}{x^{3} - x^{2} + 3 \, x - \log \left (2\right )} \]
integrate(((log(2)^2+(-2*x^3+2*x^2-6*x)*log(2)+x^6-2*x^5+7*x^4-6*x^3+9*x^2 )*exp(2+x)-log(2)-2*x^3+x^2)/(log(2)^2+(-2*x^3+2*x^2-6*x)*log(2)+x^6-2*x^5 +7*x^4-6*x^3+9*x^2),x, algorithm=\
(x^3*e^(x + 2) - x^2*e^(x + 2) + 3*x*e^(x + 2) - e^(x + 2)*log(2) + x)/(x^ 3 - x^2 + 3*x - log(2))
Time = 12.61 (sec) , antiderivative size = 368, normalized size of antiderivative = 13.14 \[ \int \frac {x^2-2 x^3-\log (2)+e^{2+x} \left (9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)\right )}{9 x^2-6 x^3+7 x^4-2 x^5+x^6+\left (-6 x+2 x^2-2 x^3\right ) \log (2)+\log ^2(2)} \, dx={\mathrm {e}}^{x+2}+\left (\sum _{k=1}^6\ln \left (-1089\,\ln \left (2\right )+\mathrm {root}\left (9900\,\ln \left (2\right )-7846\,{\ln \left (2\right )}^2+2700\,{\ln \left (2\right )}^3-729\,{\ln \left (2\right )}^4-9801,z,k\right )\,\ln \left (2\right )\,6534-\mathrm {root}\left (9900\,\ln \left (2\right )-7846\,{\ln \left (2\right )}^2+2700\,{\ln \left (2\right )}^3-729\,{\ln \left (2\right )}^4-9801,z,k\right )\,x\,19602+1452\,x\,\ln \left (2\right )-\mathrm {root}\left (9900\,\ln \left (2\right )-7846\,{\ln \left (2\right )}^2+2700\,{\ln \left (2\right )}^3-729\,{\ln \left (2\right )}^4-9801,z,k\right )\,{\ln \left (2\right )}^2\,3894+\mathrm {root}\left (9900\,\ln \left (2\right )-7846\,{\ln \left (2\right )}^2+2700\,{\ln \left (2\right )}^3-729\,{\ln \left (2\right )}^4-9801,z,k\right )\,{\ln \left (2\right )}^3\,2082-\mathrm {root}\left (9900\,\ln \left (2\right )-7846\,{\ln \left (2\right )}^2+2700\,{\ln \left (2\right )}^3-729\,{\ln \left (2\right )}^4-9801,z,k\right )\,{\ln \left (2\right )}^4\,162-1832\,x\,{\ln \left (2\right )}^2+108\,x\,{\ln \left (2\right )}^3-250\,{\ln \left (2\right )}^2+567\,{\ln \left (2\right )}^3+\mathrm {root}\left (9900\,\ln \left (2\right )-7846\,{\ln \left (2\right )}^2+2700\,{\ln \left (2\right )}^3-729\,{\ln \left (2\right )}^4-9801,z,k\right )\,x\,\ln \left (2\right )\,15444-\mathrm {root}\left (9900\,\ln \left (2\right )-7846\,{\ln \left (2\right )}^2+2700\,{\ln \left (2\right )}^3-729\,{\ln \left (2\right )}^4-9801,z,k\right )\,x\,{\ln \left (2\right )}^2\,9928+\mathrm {root}\left (9900\,\ln \left (2\right )-7846\,{\ln \left (2\right )}^2+2700\,{\ln \left (2\right )}^3-729\,{\ln \left (2\right )}^4-9801,z,k\right )\,x\,{\ln \left (2\right )}^3\,2412-\mathrm {root}\left (9900\,\ln \left (2\right )-7846\,{\ln \left (2\right )}^2+2700\,{\ln \left (2\right )}^3-729\,{\ln \left (2\right )}^4-9801,z,k\right )\,x\,{\ln \left (2\right )}^4\,486\right )\,\mathrm {root}\left (9900\,\ln \left (2\right )-7846\,{\ln \left (2\right )}^2+2700\,{\ln \left (2\right )}^3-729\,{\ln \left (2\right )}^4-9801,z,k\right )\right ) \]
int(-(log(2) - x^2 + 2*x^3 - exp(x + 2)*(log(2)^2 - log(2)*(6*x - 2*x^2 + 2*x^3) + 9*x^2 - 6*x^3 + 7*x^4 - 2*x^5 + x^6))/(log(2)^2 - log(2)*(6*x - 2 *x^2 + 2*x^3) + 9*x^2 - 6*x^3 + 7*x^4 - 2*x^5 + x^6),x)
exp(x + 2) + symsum(log(6534*root(9900*log(2) - 7846*log(2)^2 + 2700*log(2 )^3 - 729*log(2)^4 - 9801, z, k)*log(2) - 1089*log(2) - 19602*root(9900*lo g(2) - 7846*log(2)^2 + 2700*log(2)^3 - 729*log(2)^4 - 9801, z, k)*x + 1452 *x*log(2) - 3894*root(9900*log(2) - 7846*log(2)^2 + 2700*log(2)^3 - 729*lo g(2)^4 - 9801, z, k)*log(2)^2 + 2082*root(9900*log(2) - 7846*log(2)^2 + 27 00*log(2)^3 - 729*log(2)^4 - 9801, z, k)*log(2)^3 - 162*root(9900*log(2) - 7846*log(2)^2 + 2700*log(2)^3 - 729*log(2)^4 - 9801, z, k)*log(2)^4 - 183 2*x*log(2)^2 + 108*x*log(2)^3 - 250*log(2)^2 + 567*log(2)^3 + 15444*root(9 900*log(2) - 7846*log(2)^2 + 2700*log(2)^3 - 729*log(2)^4 - 9801, z, k)*x* log(2) - 9928*root(9900*log(2) - 7846*log(2)^2 + 2700*log(2)^3 - 729*log(2 )^4 - 9801, z, k)*x*log(2)^2 + 2412*root(9900*log(2) - 7846*log(2)^2 + 270 0*log(2)^3 - 729*log(2)^4 - 9801, z, k)*x*log(2)^3 - 486*root(9900*log(2) - 7846*log(2)^2 + 2700*log(2)^3 - 729*log(2)^4 - 9801, z, k)*x*log(2)^4)*r oot(9900*log(2) - 7846*log(2)^2 + 2700*log(2)^3 - 729*log(2)^4 - 9801, z, k), k, 1, 6)