Optimal. Leaf size=86 \[ \frac{b \log (a+b x)}{(b c-a d) (b e-a f)}-\frac{d \log (c+d x)}{(b c-a d) (d e-c f)}+\frac{f \log (e+f x)}{(b e-a f) (d e-c f)} \]
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Rubi [A] time = 0.0733537, antiderivative size = 86, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 46, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.022, Rules used = {2058} \[ \frac{b \log (a+b x)}{(b c-a d) (b e-a f)}-\frac{d \log (c+d x)}{(b c-a d) (d e-c f)}+\frac{f \log (e+f x)}{(b e-a f) (d e-c f)} \]
Antiderivative was successfully verified.
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Rule 2058
Rubi steps
\begin{align*} \int \frac{1}{a c e+(b c e+a d e+a c f) x+(b d e+b c f+a d f) x^2+b d f x^3} \, dx &=\int \left (\frac{b^2}{(b c-a d) (b e-a f) (a+b x)}+\frac{d^2}{(b c-a d) (-d e+c f) (c+d x)}+\frac{f^2}{(b e-a f) (d e-c f) (e+f x)}\right ) \, dx\\ &=\frac{b \log (a+b x)}{(b c-a d) (b e-a f)}-\frac{d \log (c+d x)}{(b c-a d) (d e-c f)}+\frac{f \log (e+f x)}{(b e-a f) (d e-c f)}\\ \end{align*}
Mathematica [A] time = 0.0476963, size = 80, normalized size = 0.93 \[ \frac{b \log (a+b x) (c f-d e)+d (b e-a f) \log (c+d x)+f (a d-b c) \log (e+f x)}{(b c-a d) (b e-a f) (c f-d e)} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.008, size = 87, normalized size = 1. \begin{align*}{\frac{b\ln \left ( bx+a \right ) }{ \left ( af-be \right ) \left ( ad-bc \right ) }}-{\frac{d\ln \left ( dx+c \right ) }{ \left ( cf-de \right ) \left ( ad-bc \right ) }}+{\frac{f\ln \left ( fx+e \right ) }{ \left ( cf-de \right ) \left ( af-be \right ) }} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.04476, size = 151, normalized size = 1.76 \begin{align*} \frac{b \log \left (b x + a\right )}{{\left (b^{2} c - a b d\right )} e -{\left (a b c - a^{2} d\right )} f} - \frac{d \log \left (d x + c\right )}{{\left (b c d - a d^{2}\right )} e -{\left (b c^{2} - a c d\right )} f} + \frac{f \log \left (f x + e\right )}{b d e^{2} + a c f^{2} -{\left (b c + a d\right )} e f} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 28.6856, size = 230, normalized size = 2.67 \begin{align*} \frac{{\left (b c - a d\right )} f \log \left (f x + e\right ) +{\left (b d e - b c f\right )} \log \left (b x + a\right ) -{\left (b d e - a d f\right )} \log \left (d x + c\right )}{{\left (b^{2} c d - a b d^{2}\right )} e^{2} -{\left (b^{2} c^{2} - a^{2} d^{2}\right )} e f +{\left (a b c^{2} - a^{2} c d\right )} f^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{b d f x^{3} + a c e +{\left (b d e + b c f + a d f\right )} x^{2} +{\left (b c e + a d e + a c f\right )} x}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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