Optimal. Leaf size=21 \[ -x+\frac {(d+e x) \log (c (d+e x))}{e} \]
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Rubi [A]
time = 0.01, antiderivative size = 21, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {2436, 2332}
\begin {gather*} \frac {(d+e x) \log (c (d+e x))}{e}-x \end {gather*}
Antiderivative was successfully verified.
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Rule 2332
Rule 2436
Rubi steps
\begin {align*} \int \log (c (d+e x)) \, dx &=\frac {\text {Subst}(\int \log (c x) \, dx,x,d+e x)}{e}\\ &=-x+\frac {(d+e x) \log (c (d+e x))}{e}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 21, normalized size = 1.00 \begin {gather*} -x+\frac {(d+e x) \log (c (d+e x))}{e} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.09, size = 36, normalized size = 1.71
method | result | size |
risch | \(x \ln \left (c \left (e x +d \right )\right )-x +\frac {d \ln \left (e x +d \right )}{e}\) | \(26\) |
norman | \(x \ln \left (c \left (e x +d \right )\right )+\frac {d \ln \left (c \left (e x +d \right )\right )}{e}-x\) | \(28\) |
derivativedivides | \(\frac {\left (c e x +c d \right ) \ln \left (c e x +c d \right )-c e x -c d}{c e}\) | \(36\) |
default | \(\frac {\left (c e x +c d \right ) \ln \left (c e x +c d \right )-c e x -c d}{c e}\) | \(36\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.27, size = 33, normalized size = 1.57 \begin {gather*} \frac {{\left ({\left (x e + d\right )} c \log \left ({\left (x e + d\right )} c\right ) - {\left (x e + d\right )} c\right )} e^{\left (-1\right )}}{c} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 27, normalized size = 1.29 \begin {gather*} -{\left (x e - {\left (x e + d\right )} \log \left (c x e + c d\right )\right )} e^{\left (-1\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.06, size = 26, normalized size = 1.24 \begin {gather*} - e \left (- \frac {d \log {\left (d + e x \right )}}{e^{2}} + \frac {x}{e}\right ) + x \log {\left (c \left (d + e x\right ) \right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 3.36, size = 33, normalized size = 1.57 \begin {gather*} \frac {{\left ({\left (x e + d\right )} c \log \left ({\left (x e + d\right )} c\right ) - {\left (x e + d\right )} c\right )} e^{\left (-1\right )}}{c} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.06, size = 25, normalized size = 1.19 \begin {gather*} x\,\ln \left (c\,\left (d+e\,x\right )\right )-x+\frac {d\,\ln \left (d+e\,x\right )}{e} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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