Optimal. Leaf size=14 \[ -\frac {1}{1+x}+2 \log (1+x) \]
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Rubi [A]
time = 0.00, antiderivative size = 14, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 1, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {45}
\begin {gather*} 2 \log (x+1)-\frac {1}{x+1} \end {gather*}
Antiderivative was successfully verified.
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Rule 45
Rubi steps
\begin {align*} \int \frac {3+2 x}{(1+x)^2} \, dx &=\int \left (\frac {1}{(1+x)^2}+\frac {2}{1+x}\right ) \, dx\\ &=-\frac {1}{1+x}+2 \log (1+x)\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 14, normalized size = 1.00 \begin {gather*} -\frac {1}{1+x}+2 \log (1+x) \end {gather*}
Antiderivative was successfully verified.
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Mathics [A]
time = 1.69, size = 17, normalized size = 1.21 \begin {gather*} \frac {-1+2 \text {Log}\left [1+x\right ] \left (1+x\right )}{1+x} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.04, size = 15, normalized size = 1.07
method | result | size |
default | \(-\frac {1}{1+x}+2 \ln \left (1+x \right )\) | \(15\) |
norman | \(-\frac {1}{1+x}+2 \ln \left (1+x \right )\) | \(15\) |
meijerg | \(\frac {x}{1+x}+2 \ln \left (1+x \right )\) | \(15\) |
risch | \(-\frac {1}{1+x}+2 \ln \left (1+x \right )\) | \(15\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.26, size = 14, normalized size = 1.00 \begin {gather*} -\frac {1}{x + 1} + 2 \, \log \left (x + 1\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 17, normalized size = 1.21 \begin {gather*} \frac {2 \, {\left (x + 1\right )} \log \left (x + 1\right ) - 1}{x + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.04, size = 10, normalized size = 0.71 \begin {gather*} 2 \log {\left (x + 1 \right )} - \frac {1}{x + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.00, size = 13, normalized size = 0.93 \begin {gather*} -\frac 1{x+1}+2 \ln \left |x+1\right | \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.03, size = 14, normalized size = 1.00 \begin {gather*} 2\,\ln \left (x+1\right )-\frac {1}{x+1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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