Optimal. Leaf size=24 \[ \frac{\sqrt{a^2+2 a b x+b^2 x^2}}{b} \]
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Rubi [A] time = 0.0071298, antiderivative size = 24, 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} \[ \frac{\sqrt{a^2+2 a b x+b^2 x^2}}{b} \]
Antiderivative was successfully verified.
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Rule 629
Rubi steps
\begin{align*} \int \frac{a+b x}{\sqrt{a^2+2 a b x+b^2 x^2}} \, dx &=\frac{\sqrt{a^2+2 a b x+b^2 x^2}}{b}\\ \end{align*}
Mathematica [A] time = 0.0045291, size = 18, normalized size = 0.75 \[ \frac{x (a+b x)}{\sqrt{(a+b x)^2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.003, size = 17, normalized size = 0.7 \begin{align*}{ \left ( bx+a \right ) x{\frac{1}{\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 = 0.978684, size = 18, normalized size = 0.75 \begin{align*} \frac{\sqrt{{\left (b x + a\right )}^{2}}}{b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.47548, size = 4, normalized size = 0.17 \begin{align*} x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.079097, size = 0, normalized size = 0. \begin{align*} x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.12489, size = 27, normalized size = 1.12 \begin{align*} x \mathrm{sgn}\left (b x + a\right ) + \frac{a \mathrm{sgn}\left (b x + a\right )}{b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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