Optimal. Leaf size=27 \[ \frac{\left (a^2+2 a b x+b^2 x^2\right )^{3/2}}{3 b} \]
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Rubi [A] time = 0.0077252, antiderivative size = 27, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 26, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.038, Rules used = {629} \[ \frac{\left (a^2+2 a b x+b^2 x^2\right )^{3/2}}{3 b} \]
Antiderivative was successfully verified.
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Rule 629
Rubi steps
\begin{align*} \int (a+b x) \sqrt{a^2+2 a b x+b^2 x^2} \, dx &=\frac{\left (a^2+2 a b x+b^2 x^2\right )^{3/2}}{3 b}\\ \end{align*}
Mathematica [A] time = 0.0089149, size = 18, normalized size = 0.67 \[ \frac{\left ((a+b x)^2\right )^{3/2}}{3 b} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.001, size = 38, normalized size = 1.4 \begin{align*}{\frac{x \left ({b}^{2}{x}^{2}+3\,abx+3\,{a}^{2} \right ) }{3\,bx+3\,a}\sqrt{ \left ( bx+a \right ) ^{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.984666, size = 19, normalized size = 0.7 \begin{align*} \frac{{\left ({\left (b x + a\right )}^{2}\right )}^{\frac{3}{2}}}{3 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.77892, size = 42, normalized size = 1.56 \begin{align*} \frac{1}{3} \, b^{2} x^{3} + a b x^{2} + a^{2} x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.081853, size = 19, normalized size = 0.7 \begin{align*} a^{2} x + a b x^{2} + \frac{b^{2} x^{3}}{3} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.12292, size = 24, normalized size = 0.89 \begin{align*} \frac{{\left (b x + a\right )}^{3} \mathrm{sgn}\left (b x + a\right )}{3 \, b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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