Optimal. Leaf size=16 \[ -4+x-x (1+(6+x) \log (4))+\log (5) \]
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Rubi [A]
time = 0.00, antiderivative size = 9, normalized size of antiderivative = 0.56, number of steps
used = 1, number of rules used = 1, integrand size = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {9}
\begin {gather*} -(x+3)^2 \log (4) \end {gather*}
Antiderivative was successfully verified.
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Rule 9
Rubi steps
\begin {gather*} \begin {aligned} \text {integral} &=-(3+x)^2 \log (4)\\ \end {aligned} \end {gather*}
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Mathematica [A]
time = 0.00, size = 15, normalized size = 0.94 \begin {gather*} -2 \left (3 x+\frac {x^2}{2}\right ) \log (4) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.16, size = 14, normalized size = 0.88
method | result | size |
gosper | \(-2 \ln \left (2\right ) \left (x +6\right ) x\) | \(9\) |
default | \(2 \left (-x^{2}-6 x \right ) \ln \left (2\right )\) | \(14\) |
norman | \(-12 x \ln \left (2\right )-2 x^{2} \ln \left (2\right )\) | \(14\) |
risch | \(-12 x \ln \left (2\right )-2 x^{2} \ln \left (2\right )\) | \(14\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.27, size = 11, normalized size = 0.69 \begin {gather*} -2 \, {\left (x^{2} + 6 \, x\right )} \log \left (2\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.38, size = 11, normalized size = 0.69 \begin {gather*} -2 \, {\left (x^{2} + 6 \, x\right )} \log \left (2\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.01, size = 15, normalized size = 0.94 \begin {gather*} - 2 x^{2} \log {\left (2 \right )} - 12 x \log {\left (2 \right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.39, size = 11, normalized size = 0.69 \begin {gather*} -2 \, {\left (x^{2} + 6 \, x\right )} \log \left (2\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.70, size = 9, normalized size = 0.56 \begin {gather*} -2\,\ln \left (2\right )\,{\left (x+3\right )}^2 \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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