Optimal. Leaf size=78 \[ \frac{g (a+b x)^2 \left (B \log \left (\frac{e (a+b x)^2}{(c+d x)^2}\right )+A\right )}{2 b}+\frac{B g (b c-a d)^2 \log (c+d x)}{b d^2}-\frac{B g x (b c-a d)}{d} \]
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Rubi [A] time = 0.0568225, antiderivative size = 78, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 30, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.1, Rules used = {2525, 12, 43} \[ \frac{g (a+b x)^2 \left (B \log \left (\frac{e (a+b x)^2}{(c+d x)^2}\right )+A\right )}{2 b}+\frac{B g (b c-a d)^2 \log (c+d x)}{b d^2}-\frac{B g x (b c-a d)}{d} \]
Antiderivative was successfully verified.
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Rule 2525
Rule 12
Rule 43
Rubi steps
\begin{align*} \int (a g+b g x) \left (A+B \log \left (\frac{e (a+b x)^2}{(c+d x)^2}\right )\right ) \, dx &=\frac{g (a+b x)^2 \left (A+B \log \left (\frac{e (a+b x)^2}{(c+d x)^2}\right )\right )}{2 b}-\frac{B \int \frac{2 (b c-a d) g^2 (a+b x)}{c+d x} \, dx}{2 b g}\\ &=\frac{g (a+b x)^2 \left (A+B \log \left (\frac{e (a+b x)^2}{(c+d x)^2}\right )\right )}{2 b}-\frac{(B (b c-a d) g) \int \frac{a+b x}{c+d x} \, dx}{b}\\ &=\frac{g (a+b x)^2 \left (A+B \log \left (\frac{e (a+b x)^2}{(c+d x)^2}\right )\right )}{2 b}-\frac{(B (b c-a d) g) \int \left (\frac{b}{d}+\frac{-b c+a d}{d (c+d x)}\right ) \, dx}{b}\\ &=-\frac{B (b c-a d) g x}{d}+\frac{g (a+b x)^2 \left (A+B \log \left (\frac{e (a+b x)^2}{(c+d x)^2}\right )\right )}{2 b}+\frac{B (b c-a d)^2 g \log (c+d x)}{b d^2}\\ \end{align*}
Mathematica [A] time = 0.0360573, size = 72, normalized size = 0.92 \[ \frac{g \left ((a+b x)^2 \left (B \log \left (\frac{e (a+b x)^2}{(c+d x)^2}\right )+A\right )+\frac{2 B (a d-b c) ((a d-b c) \log (c+d x)+b d x)}{d^2}\right )}{2 b} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.235, size = 560, normalized size = 7.2 \begin{align*} -{\frac{gBbcx}{d}}-{\frac{gBb{c}^{2}}{2\,{d}^{2}}\ln \left ({\frac{e}{{d}^{2}} \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) ^{2}} \right ) }+{\frac{gBb{x}^{2}}{2}\ln \left ({\frac{e}{{d}^{2}} \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) ^{2}} \right ) }+B\ln \left ({\frac{e}{{d}^{2}} \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) ^{2}} \right ) xag-{\frac{gBb{c}^{2}}{{d}^{2}}\ln \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) }-{\frac{Bg{a}^{2}}{b}\ln \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) }+{\frac{Bgac}{d}}-{\frac{gBb{c}^{2}}{{d}^{2}}}-{\frac{Bg\ln \left ( \left ( dx+c \right ) ^{-1} \right ){c}^{2}b}{{d}^{2}}}-{\frac{Bg\ln \left ( \left ( dx+c \right ) ^{-1} \right ){a}^{2}}{b}}+gBax+gAax-{\frac{Ag{c}^{2}b}{2\,{d}^{2}}}+{\frac{Ag{x}^{2}b}{2}}+2\,{\frac{Bg\ln \left ( \left ( dx+c \right ) ^{-1} \right ) ac}{d}}+2\,{\frac{Bgac}{d}\ln \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) }+{\frac{Bgac}{d}\ln \left ({\frac{e}{{d}^{2}} \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) ^{2}} \right ) }+{\frac{Agac}{d}}+2\,{\frac{dBg{a}^{3}}{b \left ( ad-bc \right ) }\ln \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) }-6\,{\frac{Bg{a}^{2}c}{ad-bc}\ln \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) }+6\,{\frac{gBa{c}^{2}b}{d \left ( ad-bc \right ) }\ln \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) }-2\,{\frac{Bg{c}^{3}{b}^{2}}{{d}^{2} \left ( ad-bc \right ) }\ln \left ({\frac{ad}{dx+c}}-{\frac{bc}{dx+c}}+b \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] time = 1.22796, size = 338, normalized size = 4.33 \begin{align*} \frac{1}{2} \, A b g x^{2} +{\left (x \log \left (\frac{b^{2} e x^{2}}{d^{2} x^{2} + 2 \, c d x + c^{2}} + \frac{2 \, a b e x}{d^{2} x^{2} + 2 \, c d x + c^{2}} + \frac{a^{2} e}{d^{2} x^{2} + 2 \, c d x + c^{2}}\right ) + \frac{2 \, a \log \left (b x + a\right )}{b} - \frac{2 \, c \log \left (d x + c\right )}{d}\right )} B a g + \frac{1}{2} \,{\left (x^{2} \log \left (\frac{b^{2} e x^{2}}{d^{2} x^{2} + 2 \, c d x + c^{2}} + \frac{2 \, a b e x}{d^{2} x^{2} + 2 \, c d x + c^{2}} + \frac{a^{2} e}{d^{2} x^{2} + 2 \, c d x + c^{2}}\right ) - \frac{2 \, a^{2} \log \left (b x + a\right )}{b^{2}} + \frac{2 \, c^{2} \log \left (d x + c\right )}{d^{2}} - \frac{2 \,{\left (b c - a d\right )} x}{b d}\right )} B b g + A a g x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.08462, size = 329, normalized size = 4.22 \begin{align*} \frac{A b^{2} d^{2} g x^{2} + 2 \, B a^{2} d^{2} g \log \left (b x + a\right ) - 2 \,{\left (B b^{2} c d -{\left (A + B\right )} a b d^{2}\right )} g x + 2 \,{\left (B b^{2} c^{2} - 2 \, B a b c d\right )} g \log \left (d x + c\right ) +{\left (B b^{2} d^{2} g x^{2} + 2 \, B a b d^{2} g x\right )} \log \left (\frac{b^{2} e x^{2} + 2 \, a b e x + a^{2} e}{d^{2} x^{2} + 2 \, c d x + c^{2}}\right )}{2 \, b d^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 2.46477, size = 253, normalized size = 3.24 \begin{align*} \frac{A b g x^{2}}{2} + \frac{B a^{2} g \log{\left (x + \frac{\frac{B a^{3} d^{2} g}{b} + 2 B a^{2} c d g - B a b c^{2} g}{B a^{2} d^{2} g + 2 B a b c d g - B b^{2} c^{2} g} \right )}}{b} - \frac{B c g \left (2 a d - b c\right ) \log{\left (x + \frac{3 B a^{2} c d g - B a b c^{2} g - B a c g \left (2 a d - b c\right ) + \frac{B b c^{2} g \left (2 a d - b c\right )}{d}}{B a^{2} d^{2} g + 2 B a b c d g - B b^{2} c^{2} g} \right )}}{d^{2}} + \left (B a g x + \frac{B b g x^{2}}{2}\right ) \log{\left (\frac{e \left (a + b x\right )^{2}}{\left (c + d x\right )^{2}} \right )} + \frac{x \left (A a d g + B a d g - B b c g\right )}{d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.74159, size = 177, normalized size = 2.27 \begin{align*} \frac{B a^{2} g \log \left (b x + a\right )}{b} + \frac{1}{2} \,{\left (A b g + B b g\right )} x^{2} + \frac{1}{2} \,{\left (B b g x^{2} + 2 \, B a g x\right )} \log \left (\frac{b^{2} x^{2} + 2 \, a b x + a^{2}}{d^{2} x^{2} + 2 \, c d x + c^{2}}\right ) - \frac{{\left (B b c g - A a d g - 2 \, B a d g\right )} x}{d} + \frac{{\left (B b c^{2} g - 2 \, B a c d g\right )} \log \left (d x + c\right )}{d^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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