Optimal. Leaf size=23 \[ \frac{a b^3 x}{d^3}+\frac{b^4 x^2}{2 d^3} \]
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Rubi [A] time = 0.0057754, antiderivative size = 23, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.05, Rules used = {21} \[ \frac{a b^3 x}{d^3}+\frac{b^4 x^2}{2 d^3} \]
Antiderivative was successfully verified.
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Rule 21
Rubi steps
\begin{align*} \int \frac{(a+b x)^4}{\left (\frac{a d}{b}+d x\right )^3} \, dx &=\frac{b^3 \int (a+b x) \, dx}{d^3}\\ &=\frac{a b^3 x}{d^3}+\frac{b^4 x^2}{2 d^3}\\ \end{align*}
Mathematica [A] time = 0.0009898, size = 19, normalized size = 0.83 \[ \frac{b^3 \left (a x+\frac{b x^2}{2}\right )}{d^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0., size = 18, normalized size = 0.8 \begin{align*}{\frac{{b}^{3}}{{d}^{3}} \left ( ax+{\frac{b{x}^{2}}{2}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.01743, size = 27, normalized size = 1.17 \begin{align*} \frac{b^{4} x^{2} + 2 \, a b^{3} x}{2 \, d^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.56128, size = 42, normalized size = 1.83 \begin{align*} \frac{b^{4} x^{2} + 2 \, a b^{3} x}{2 \, d^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.096131, size = 20, normalized size = 0.87 \begin{align*} \frac{a b^{3} x}{d^{3}} + \frac{b^{4} x^{2}}{2 d^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.05981, size = 27, normalized size = 1.17 \begin{align*} \frac{b^{4} x^{2} + 2 \, a b^{3} x}{2 \, d^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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