Optimal. Leaf size=29 \[ \frac{1}{2} \sqrt{3-x^2} x+\frac{3}{2} \sin ^{-1}\left (\frac{x}{\sqrt{3}}\right ) \]
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Rubi [A] time = 0.003629, antiderivative size = 29, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 11, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.182, Rules used = {195, 216} \[ \frac{1}{2} \sqrt{3-x^2} x+\frac{3}{2} \sin ^{-1}\left (\frac{x}{\sqrt{3}}\right ) \]
Antiderivative was successfully verified.
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Rule 195
Rule 216
Rubi steps
\begin{align*} \int \sqrt{3-x^2} \, dx &=\frac{1}{2} x \sqrt{3-x^2}+\frac{3}{2} \int \frac{1}{\sqrt{3-x^2}} \, dx\\ &=\frac{1}{2} x \sqrt{3-x^2}+\frac{3}{2} \sin ^{-1}\left (\frac{x}{\sqrt{3}}\right )\\ \end{align*}
Mathematica [A] time = 0.0069582, size = 29, normalized size = 1. \[ \frac{1}{2} \sqrt{3-x^2} x+\frac{3}{2} \sin ^{-1}\left (\frac{x}{\sqrt{3}}\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.003, size = 23, normalized size = 0.8 \begin{align*}{\frac{3}{2}\arcsin \left ({\frac{x\sqrt{3}}{3}} \right ) }+{\frac{x}{2}\sqrt{-{x}^{2}+3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.42589, size = 30, normalized size = 1.03 \begin{align*} \frac{1}{2} \, \sqrt{-x^{2} + 3} x + \frac{3}{2} \, \arcsin \left (\frac{1}{3} \, \sqrt{3} x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 0.9952, size = 72, normalized size = 2.48 \begin{align*} \frac{1}{2} \, \sqrt{-x^{2} + 3} x - \frac{3}{2} \, \arctan \left (\frac{\sqrt{-x^{2} + 3}}{x}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.192871, size = 24, normalized size = 0.83 \begin{align*} \frac{x \sqrt{3 - x^{2}}}{2} + \frac{3 \operatorname{asin}{\left (\frac{\sqrt{3} x}{3} \right )}}{2} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.13689, size = 30, normalized size = 1.03 \begin{align*} \frac{1}{2} \, \sqrt{-x^{2} + 3} x + \frac{3}{2} \, \arcsin \left (\frac{1}{3} \, \sqrt{3} x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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