Optimal. Leaf size=24 \[ e^2-2 x+\frac {-1-3 x+x (-x+\log (2))}{e^3} \]
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Rubi [A]
time = 0.00, antiderivative size = 23, normalized size of antiderivative = 0.96, number of steps
used = 1, number of rules used = 1, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {9}
\begin {gather*} -\frac {\left (2 x+2 e^3+3-\log (2)\right )^2}{4 e^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 9
Rubi steps
\begin {gather*} \begin {aligned} \text {integral} &=-\frac {\left (3+2 e^3+2 x-\log (2)\right )^2}{4 e^3}\\ \end {aligned} \end {gather*}
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Mathematica [A]
time = 0.00, size = 23, normalized size = 0.96 \begin {gather*} \frac {-3 x-2 e^3 x-x^2+x \log (2)}{e^3} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.33, size = 24, normalized size = 1.00
method | result | size |
gosper | \(x \left (-x +\ln \left (2\right )-2 \,{\mathrm e}^{3}-3\right ) {\mathrm e}^{-3}\) | \(18\) |
risch | \({\mathrm e}^{-3} x \ln \left (2\right )-2 x -x^{2} {\mathrm e}^{-3}-3 \,{\mathrm e}^{-3} x\) | \(23\) |
default | \({\mathrm e}^{-3} \left (x \ln \left (2\right )-2 x \,{\mathrm e}^{3}-x^{2}-3 x \right )\) | \(24\) |
norman | \(\left (\ln \left (2\right )-2 \,{\mathrm e}^{3}-3\right ) {\mathrm e}^{-3} x -x^{2} {\mathrm e}^{-3}\) | \(25\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.28, size = 21, normalized size = 0.88 \begin {gather*} -{\left (x^{2} + 2 \, x e^{3} - x \log \left (2\right ) + 3 \, x\right )} e^{\left (-3\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 21, normalized size = 0.88 \begin {gather*} -{\left (x^{2} + 2 \, x e^{3} - x \log \left (2\right ) + 3 \, x\right )} e^{\left (-3\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.01, size = 20, normalized size = 0.83 \begin {gather*} - \frac {x^{2}}{e^{3}} + \frac {x \left (- 2 e^{3} - 3 + \log {\left (2 \right )}\right )}{e^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.47, size = 21, normalized size = 0.88 \begin {gather*} -{\left (x^{2} + 2 \, x e^{3} - x \log \left (2\right ) + 3 \, x\right )} e^{\left (-3\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.35, size = 19, normalized size = 0.79 \begin {gather*} -\frac {{\mathrm {e}}^{-3}\,{\left (2\,x+2\,{\mathrm {e}}^3-\ln \left (2\right )+3\right )}^2}{4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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