Optimal. Leaf size=11 \[ 2 \sqrt{x^2+x} \]
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Rubi [A] time = 0.0030018, antiderivative size = 11, normalized size of antiderivative = 1., 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 = {629} \[ 2 \sqrt{x^2+x} \]
Antiderivative was successfully verified.
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Rule 629
Rubi steps
\begin{align*} \int \frac{1+2 x}{\sqrt{x+x^2}} \, dx &=2 \sqrt{x+x^2}\\ \end{align*}
Mathematica [A] time = 0.0054137, size = 11, normalized size = 1. \[ 2 \sqrt{x (x+1)} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.003, size = 14, normalized size = 1.3 \begin{align*} 2\,{\frac{x \left ( 1+x \right ) }{\sqrt{{x}^{2}+x}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.980865, size = 12, normalized size = 1.09 \begin{align*} 2 \, \sqrt{x^{2} + x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.42915, size = 23, normalized size = 2.09 \begin{align*} 2 \, \sqrt{x^{2} + x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.123541, size = 8, normalized size = 0.73 \begin{align*} 2 \sqrt{x^{2} + x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.09767, size = 12, normalized size = 1.09 \begin{align*} 2 \, \sqrt{x^{2} + x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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