Optimal. Leaf size=19 \[ \frac{2}{3} d \left (a+b x+c x^2\right )^{3/2} \]
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Rubi [A] time = 0.0063804, antiderivative size = 19, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.042, Rules used = {629} \[ \frac{2}{3} d \left (a+b x+c x^2\right )^{3/2} \]
Antiderivative was successfully verified.
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Rule 629
Rubi steps
\begin{align*} \int (b d+2 c d x) \sqrt{a+b x+c x^2} \, dx &=\frac{2}{3} d \left (a+b x+c x^2\right )^{3/2}\\ \end{align*}
Mathematica [A] time = 0.0090106, size = 18, normalized size = 0.95 \[ \frac{2}{3} d (a+x (b+c x))^{3/2} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.043, size = 16, normalized size = 0.8 \begin{align*}{\frac{2\,d}{3} \left ( c{x}^{2}+bx+a \right ) ^{{\frac{3}{2}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.17951, size = 20, normalized size = 1.05 \begin{align*} \frac{2}{3} \,{\left (c x^{2} + b x + a\right )}^{\frac{3}{2}} d \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.18912, size = 69, normalized size = 3.63 \begin{align*} \frac{2}{3} \,{\left (c d x^{2} + b d x + a d\right )} \sqrt{c x^{2} + b x + a} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 0.255468, size = 65, normalized size = 3.42 \begin{align*} \frac{2 a d \sqrt{a + b x + c x^{2}}}{3} + \frac{2 b d x \sqrt{a + b x + c x^{2}}}{3} + \frac{2 c d x^{2} \sqrt{a + b x + c x^{2}}}{3} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.1255, size = 20, normalized size = 1.05 \begin{align*} \frac{2}{3} \,{\left (c x^{2} + b x + a\right )}^{\frac{3}{2}} d \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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