Optimal. Leaf size=34 \[ e^4+\frac {x^2}{2-\frac {x}{-4 e^x+\frac {1}{2} \left (12-\frac {x}{5}\right )}} \]
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Rubi [F]
time = 1.03, antiderivative size = 0, normalized size of antiderivative = 0.00, number of steps
used = 0, number of rules used = 0, integrand size = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {}
\begin {gather*} \int \frac {1800 x+800 e^{2 x} x-135 x^2+3 x^3+e^x \left (-2400 x+90 x^2+50 x^3\right )}{1800+800 e^{2 x}-360 x+18 x^2+e^x (-2400+240 x)} \, dx \end {gather*}
Verification is not applicable to the result.
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Rubi steps
\begin {gather*} \begin {aligned} \text {integral} &=\int \frac {x \left (800 e^{2 x}+3 \left (600-45 x+x^2\right )+10 e^x \left (-240+9 x+5 x^2\right )\right )}{2 \left (30-20 e^x-3 x\right )^2} \, dx\\ &=\frac {1}{2} \int \frac {x \left (800 e^{2 x}+3 \left (600-45 x+x^2\right )+10 e^x \left (-240+9 x+5 x^2\right )\right )}{\left (30-20 e^x-3 x\right )^2} \, dx\\ &=\frac {1}{2} \int \left (2 x-\frac {15 (-11+x) x^3}{2 \left (-30+20 e^x+3 x\right )^2}+\frac {5 (-3+x) x^2}{2 \left (-30+20 e^x+3 x\right )}\right ) \, dx\\ &=\frac {x^2}{2}+\frac {5}{4} \int \frac {(-3+x) x^2}{-30+20 e^x+3 x} \, dx-\frac {15}{4} \int \frac {(-11+x) x^3}{\left (-30+20 e^x+3 x\right )^2} \, dx\\ &=\frac {x^2}{2}+\frac {5}{4} \int \left (-\frac {3 x^2}{-30+20 e^x+3 x}+\frac {x^3}{-30+20 e^x+3 x}\right ) \, dx-\frac {15}{4} \int \left (-\frac {11 x^3}{\left (-30+20 e^x+3 x\right )^2}+\frac {x^4}{\left (-30+20 e^x+3 x\right )^2}\right ) \, dx\\ &=\frac {x^2}{2}+\frac {5}{4} \int \frac {x^3}{-30+20 e^x+3 x} \, dx-\frac {15}{4} \int \frac {x^4}{\left (-30+20 e^x+3 x\right )^2} \, dx-\frac {15}{4} \int \frac {x^2}{-30+20 e^x+3 x} \, dx+\frac {165}{4} \int \frac {x^3}{\left (-30+20 e^x+3 x\right )^2} \, dx\\ \end {aligned} \end {gather*}
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Mathematica [A]
time = 1.40, size = 27, normalized size = 0.79 \begin {gather*} \frac {1}{2} \left (x^2-\frac {5 x^3}{2 \left (-30+20 e^x+3 x\right )}\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.46, size = 23, normalized size = 0.68
method | result | size |
risch | \(\frac {x^{2}}{2}-\frac {5 x^{3}}{4 \left (-30+20 \,{\mathrm e}^{x}+3 x \right )}\) | \(23\) |
norman | \(\frac {-15 x^{2}+\frac {x^{3}}{4}+10 \,{\mathrm e}^{x} x^{2}}{-30+20 \,{\mathrm e}^{x}+3 x}\) | \(31\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.30, size = 29, normalized size = 0.85 \begin {gather*} \frac {x^{3} + 40 \, x^{2} e^{x} - 60 \, x^{2}}{4 \, {\left (3 \, x + 20 \, e^{x} - 30\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.36, size = 29, normalized size = 0.85 \begin {gather*} \frac {x^{3} + 40 \, x^{2} e^{x} - 60 \, x^{2}}{4 \, {\left (3 \, x + 20 \, e^{x} - 30\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.05, size = 19, normalized size = 0.56 \begin {gather*} - \frac {5 x^{3}}{12 x + 80 e^{x} - 120} + \frac {x^{2}}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.40, size = 29, normalized size = 0.85 \begin {gather*} \frac {x^{3} + 40 \, x^{2} e^{x} - 60 \, x^{2}}{4 \, {\left (3 \, x + 20 \, e^{x} - 30\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 6.82, size = 22, normalized size = 0.65 \begin {gather*} \frac {x^2}{2}-\frac {5\,x^3}{2\,\left (6\,x+40\,{\mathrm {e}}^x-60\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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