Optimal. Leaf size=84 \[ \frac {(a+b x)^2 \left (B \log \left (e (a+b x)^n (c+d x)^{-n}\right )+A\right )}{2 b}+\frac {B n (b c-a d)^2 \log (c+d x)}{2 b d^2}-\frac {B n x (b c-a d)}{2 d} \]
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Rubi [A] time = 0.09, antiderivative size = 96, normalized size of antiderivative = 1.14, number of steps used = 5, number of rules used = 3, integrand size = 29, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.103, Rules used = {6742, 2492, 43} \[ \frac {A (a+b x)^2}{2 b}+\frac {B n (b c-a d)^2 \log (c+d x)}{2 b d^2}+\frac {B (a+b x)^2 \log \left (e (a+b x)^n (c+d x)^{-n}\right )}{2 b}-\frac {B n x (b c-a d)}{2 d} \]
Antiderivative was successfully verified.
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Rule 43
Rule 2492
Rule 6742
Rubi steps
\begin {align*} \int (a+b x) \left (A+B \log \left (e (a+b x)^n (c+d x)^{-n}\right )\right ) \, dx &=\int \left (A (a+b x)+B (a+b x) \log \left (e (a+b x)^n (c+d x)^{-n}\right )\right ) \, dx\\ &=\frac {A (a+b x)^2}{2 b}+B \int (a+b x) \log \left (e (a+b x)^n (c+d x)^{-n}\right ) \, dx\\ &=\frac {A (a+b x)^2}{2 b}+\frac {B (a+b x)^2 \log \left (e (a+b x)^n (c+d x)^{-n}\right )}{2 b}-\frac {(B (b c-a d) n) \int \frac {a+b x}{c+d x} \, dx}{2 b}\\ &=\frac {A (a+b x)^2}{2 b}+\frac {B (a+b x)^2 \log \left (e (a+b x)^n (c+d x)^{-n}\right )}{2 b}-\frac {(B (b c-a d) n) \int \left (\frac {b}{d}+\frac {-b c+a d}{d (c+d x)}\right ) \, dx}{2 b}\\ &=-\frac {B (b c-a d) n x}{2 d}+\frac {A (a+b x)^2}{2 b}+\frac {B (b c-a d)^2 n \log (c+d x)}{2 b d^2}+\frac {B (a+b x)^2 \log \left (e (a+b x)^n (c+d x)^{-n}\right )}{2 b}\\ \end {align*}
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Mathematica [A] time = 0.15, size = 126, normalized size = 1.50 \[ \frac {d \left (B d \left (2 a^2+2 a b x+b^2 x^2\right ) \log \left (e (a+b x)^n (c+d x)^{-n}\right )+b x (2 a A d+a B d n+A b d x-b B c n)\right )+B n \left (2 a^2 d^2-2 a b c d+b^2 c^2\right ) \log (c+d x)-a^2 B d^2 n \log (a+b x)}{2 b d^2} \]
Antiderivative was successfully verified.
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fricas [B] time = 1.11, size = 163, normalized size = 1.94 \[ \frac {A b^{2} d^{2} x^{2} + {\left (2 \, A a b d^{2} - {\left (B b^{2} c d - B a b d^{2}\right )} n\right )} x + {\left (B b^{2} d^{2} n x^{2} + 2 \, B a b d^{2} n x + B a^{2} d^{2} n\right )} \log \left (b x + a\right ) - {\left (B b^{2} d^{2} n x^{2} + 2 \, B a b d^{2} n x - {\left (B b^{2} c^{2} - 2 \, B a b c d\right )} n\right )} \log \left (d x + c\right ) + {\left (B b^{2} d^{2} x^{2} + 2 \, B a b d^{2} x\right )} \log \relax (e)}{2 \, b d^{2}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.58, size = 127, normalized size = 1.51 \[ \frac {B a^{2} n \log \left (b x + a\right )}{2 \, b} + \frac {1}{2} \, {\left (A b + B b\right )} x^{2} + \frac {1}{2} \, {\left (B b n x^{2} + 2 \, B a n x\right )} \log \left (b x + a\right ) - \frac {1}{2} \, {\left (B b n x^{2} + 2 \, B a n x\right )} \log \left (d x + c\right ) - \frac {{\left (B b c n - B a d n - 2 \, A a d - 2 \, B a d\right )} x}{2 \, d} + \frac {{\left (B b c^{2} n - 2 \, B a c d n\right )} \log \left (d x + c\right )}{2 \, d^{2}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [C] time = 0.43, size = 817, normalized size = 9.73 \[ \text {result too large to display} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.23, size = 154, normalized size = 1.83 \[ \frac {1}{2} \, B b x^{2} \log \left (\frac {{\left (b x + a\right )}^{n} e}{{\left (d x + c\right )}^{n}}\right ) + \frac {1}{2} \, A b x^{2} + B a x \log \left (\frac {{\left (b x + a\right )}^{n} e}{{\left (d x + c\right )}^{n}}\right ) + A a x + \frac {{\left (\frac {a e n \log \left (b x + a\right )}{b} - \frac {c e n \log \left (d x + c\right )}{d}\right )} B a}{e} - \frac {{\left (\frac {a^{2} e n \log \left (b x + a\right )}{b^{2}} - \frac {c^{2} e n \log \left (d x + c\right )}{d^{2}} + \frac {{\left (b c e n - a d e n\right )} x}{b d}\right )} B b}{2 \, e} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 4.28, size = 127, normalized size = 1.51 \[ \ln \left (\frac {e\,{\left (a+b\,x\right )}^n}{{\left (c+d\,x\right )}^n}\right )\,\left (\frac {B\,b\,x^2}{2}+B\,a\,x\right )+x\,\left (\frac {4\,A\,a\,d+2\,A\,b\,c+B\,a\,d\,n-B\,b\,c\,n}{2\,d}-\frac {A\,\left (2\,a\,d+2\,b\,c\right )}{2\,d}\right )+\frac {\ln \left (c+d\,x\right )\,\left (B\,b\,c^2\,n-2\,B\,a\,c\,d\,n\right )}{2\,d^2}+\frac {A\,b\,x^2}{2}+\frac {B\,a^2\,n\,\ln \left (a+b\,x\right )}{2\,b} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F(-2)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Exception raised: HeuristicGCDFailed} \]
Verification of antiderivative is not currently implemented for this CAS.
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