Integrand size = 29, antiderivative size = 19 \[ \int -\frac {84 e^2}{6480+80 e^2+360 x+5 x^2+e (1440+40 x)} \, dx=e^2 \left (10+\frac {84}{5 (4 (9+e)+x)}\right ) \]
[Out]
Time = 0.01 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.84, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.138, Rules used = {12, 2006, 27, 32} \[ \int -\frac {84 e^2}{6480+80 e^2+360 x+5 x^2+e (1440+40 x)} \, dx=\frac {84 e^2}{5 (x+4 (9+e))} \]
[In]
[Out]
Rule 12
Rule 27
Rule 32
Rule 2006
Rubi steps \begin{align*} \text {integral}& = -\left (\left (84 e^2\right ) \int \frac {1}{6480+80 e^2+360 x+5 x^2+e (1440+40 x)} \, dx\right ) \\ & = -\left (\left (84 e^2\right ) \int \frac {1}{80 (9+e)^2+40 (9+e) x+5 x^2} \, dx\right ) \\ & = -\left (\left (84 e^2\right ) \int \frac {1}{5 (36+4 e+x)^2} \, dx\right ) \\ & = -\left (\frac {1}{5} \left (84 e^2\right ) \int \frac {1}{(36+4 e+x)^2} \, dx\right ) \\ & = \frac {84 e^2}{5 (4 (9+e)+x)} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int -\frac {84 e^2}{6480+80 e^2+360 x+5 x^2+e (1440+40 x)} \, dx=\frac {84 e^2}{5 (36+4 e+x)} \]
[In]
[Out]
Time = 0.44 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.74
method | result | size |
gosper | \(\frac {84 \,{\mathrm e}^{2}}{5 \left (4 \,{\mathrm e}+x +36\right )}\) | \(14\) |
norman | \(\frac {84 \,{\mathrm e}^{2}}{5 \left (4 \,{\mathrm e}+x +36\right )}\) | \(14\) |
risch | \(\frac {21 \,{\mathrm e}^{2}}{5 \left ({\mathrm e}+\frac {x}{4}+9\right )}\) | \(14\) |
parallelrisch | \(\frac {84 \,{\mathrm e}^{2}}{5 \left (4 \,{\mathrm e}+x +36\right )}\) | \(14\) |
meijerg | \(-\frac {21 \,{\mathrm e}^{2} x}{5 \left (4 \,{\mathrm e}+36\right ) \left ({\mathrm e}+9\right ) \left (1+\frac {x}{4 \,{\mathrm e}+36}\right )}\) | \(33\) |
[In]
[Out]
none
Time = 0.25 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.68 \[ \int -\frac {84 e^2}{6480+80 e^2+360 x+5 x^2+e (1440+40 x)} \, dx=\frac {84 \, e^{2}}{5 \, {\left (x + 4 \, e + 36\right )}} \]
[In]
[Out]
Time = 0.08 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.74 \[ \int -\frac {84 e^2}{6480+80 e^2+360 x+5 x^2+e (1440+40 x)} \, dx=\frac {84 e^{2}}{5 x + 20 e + 180} \]
[In]
[Out]
none
Time = 0.18 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.68 \[ \int -\frac {84 e^2}{6480+80 e^2+360 x+5 x^2+e (1440+40 x)} \, dx=\frac {84 \, e^{2}}{5 \, {\left (x + 4 \, e + 36\right )}} \]
[In]
[Out]
none
Time = 0.27 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.68 \[ \int -\frac {84 e^2}{6480+80 e^2+360 x+5 x^2+e (1440+40 x)} \, dx=\frac {84 \, e^{2}}{5 \, {\left (x + 4 \, e + 36\right )}} \]
[In]
[Out]
Time = 0.05 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.79 \[ \int -\frac {84 e^2}{6480+80 e^2+360 x+5 x^2+e (1440+40 x)} \, dx=\frac {84\,{\mathrm {e}}^2}{5\,\left (x+4\,\mathrm {e}+36\right )} \]
[In]
[Out]