Optimal. Leaf size=18 \[ -\frac{2}{3 \left (a+b x+c x^2\right )^{3/2}} \]
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Rubi [A] time = 0.006047, antiderivative size = 18, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.048, Rules used = {629} \[ -\frac{2}{3 \left (a+b x+c x^2\right )^{3/2}} \]
Antiderivative was successfully verified.
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Rule 629
Rubi steps
\begin{align*} \int \frac{b+2 c x}{\left (a+b x+c x^2\right )^{5/2}} \, dx &=-\frac{2}{3 \left (a+b x+c x^2\right )^{3/2}}\\ \end{align*}
Mathematica [A] time = 0.009291, size = 17, normalized size = 0.94 \[ -\frac{2}{3 (a+x (b+c x))^{3/2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.006, size = 15, normalized size = 0.8 \begin{align*} -{\frac{2}{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 = 0.98824, size = 19, normalized size = 1.06 \begin{align*} -\frac{2}{3 \,{\left (c x^{2} + b x + a\right )}^{\frac{3}{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.84585, size = 116, normalized size = 6.44 \begin{align*} -\frac{2 \, \sqrt{c x^{2} + b x + a}}{3 \,{\left (c^{2} x^{4} + 2 \, b c x^{3} + 2 \, a b x +{\left (b^{2} + 2 \, a c\right )} x^{2} + a^{2}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 1.49032, size = 58, normalized size = 3.22 \begin{align*} - \frac{2}{3 a \sqrt{a + b x + c x^{2}} + 3 b x \sqrt{a + b x + c x^{2}} + 3 c x^{2} \sqrt{a + b x + c x^{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.41217, size = 19, normalized size = 1.06 \begin{align*} -\frac{2}{3 \,{\left (c x^{2} + b x + a\right )}^{\frac{3}{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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