Optimal. Leaf size=11 \[ 2 \sqrt {x+x^2} \]
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Rubi [A]
time = 0.00, antiderivative size = 11, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {643}
\begin {gather*} 2 \sqrt {x^2+x} \end {gather*}
Antiderivative was successfully verified.
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Rule 643
Rubi steps
\begin {align*} \int \frac {1+2 x}{\sqrt {x+x^2}} \, dx &=2 \sqrt {x+x^2}\\ \end {align*}
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Mathematica [A]
time = 0.03, size = 11, normalized size = 1.00 \begin {gather*} 2 \sqrt {x (1+x)} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.22, size = 10, normalized size = 0.91
method | result | size |
derivativedivides | \(2 \sqrt {x^{2}+x}\) | \(10\) |
default | \(2 \sqrt {x^{2}+x}\) | \(10\) |
trager | \(2 \sqrt {x^{2}+x}\) | \(10\) |
gosper | \(\frac {2 x \left (1+x \right )}{\sqrt {x^{2}+x}}\) | \(14\) |
risch | \(\frac {2 x \left (1+x \right )}{\sqrt {x \left (1+x \right )}}\) | \(14\) |
meijerg | \(\frac {2 \sqrt {\pi }\, \sqrt {x}\, \sqrt {1+x}-2 \sqrt {\pi }\, \arcsinh \left (\sqrt {x}\right )}{\sqrt {\pi }}+2 \arcsinh \left (\sqrt {x}\right )\) | \(35\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.28, size = 9, normalized size = 0.82 \begin {gather*} 2 \, \sqrt {x^{2} + x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.37, size = 9, normalized size = 0.82 \begin {gather*} 2 \, \sqrt {x^{2} + x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.06, size = 8, normalized size = 0.73 \begin {gather*} 2 \sqrt {x^{2} + x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 5.64, size = 9, normalized size = 0.82 \begin {gather*} 2 \, \sqrt {x^{2} + x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 3.52, size = 9, normalized size = 0.82 \begin {gather*} 2\,\sqrt {x\,\left (x+1\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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