Integrand size = 18, antiderivative size = 60 \[ \int \frac {(a+b x) (A+B x)}{d+e x} \, dx=-\frac {b (B d-A e) x}{e^2}+\frac {B (a+b x)^2}{2 b e}+\frac {(b d-a e) (B d-A e) \log (d+e x)}{e^3} \]
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Time = 0.03 (sec) , antiderivative size = 60, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.056, Rules used = {78} \[ \int \frac {(a+b x) (A+B x)}{d+e x} \, dx=\frac {(b d-a e) (B d-A e) \log (d+e x)}{e^3}+\frac {B (a+b x)^2}{2 b e}-\frac {b x (B d-A e)}{e^2} \]
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Rule 78
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {b (-B d+A e)}{e^2}+\frac {B (a+b x)}{e}+\frac {(-b d+a e) (-B d+A e)}{e^2 (d+e x)}\right ) \, dx \\ & = -\frac {b (B d-A e) x}{e^2}+\frac {B (a+b x)^2}{2 b e}+\frac {(b d-a e) (B d-A e) \log (d+e x)}{e^3} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 56, normalized size of antiderivative = 0.93 \[ \int \frac {(a+b x) (A+B x)}{d+e x} \, dx=\frac {e x (2 a B e+b (-2 B d+2 A e+B e x))+2 (b d-a e) (B d-A e) \log (d+e x)}{2 e^3} \]
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Time = 1.66 (sec) , antiderivative size = 66, normalized size of antiderivative = 1.10
method | result | size |
default | \(\frac {\frac {1}{2} B b e \,x^{2}+A b e x +B a e x -B b d x}{e^{2}}+\frac {\left (A a \,e^{2}-A b d e -B a d e +b B \,d^{2}\right ) \ln \left (e x +d \right )}{e^{3}}\) | \(66\) |
norman | \(\frac {\left (A b e +B a e -B b d \right ) x}{e^{2}}+\frac {b B \,x^{2}}{2 e}+\frac {\left (A a \,e^{2}-A b d e -B a d e +b B \,d^{2}\right ) \ln \left (e x +d \right )}{e^{3}}\) | \(66\) |
parallelrisch | \(\frac {b B \,x^{2} e^{2}+2 A \ln \left (e x +d \right ) a \,e^{2}-2 A \ln \left (e x +d \right ) b d e +2 A x b \,e^{2}-2 B \ln \left (e x +d \right ) a d e +2 B \ln \left (e x +d \right ) b \,d^{2}+2 B x a \,e^{2}-2 B x b d e}{2 e^{3}}\) | \(89\) |
risch | \(\frac {b B \,x^{2}}{2 e}+\frac {A b x}{e}+\frac {B a x}{e}-\frac {B b d x}{e^{2}}+\frac {\ln \left (e x +d \right ) A a}{e}-\frac {\ln \left (e x +d \right ) A b d}{e^{2}}-\frac {\ln \left (e x +d \right ) B a d}{e^{2}}+\frac {\ln \left (e x +d \right ) b B \,d^{2}}{e^{3}}\) | \(90\) |
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Time = 0.22 (sec) , antiderivative size = 68, normalized size of antiderivative = 1.13 \[ \int \frac {(a+b x) (A+B x)}{d+e x} \, dx=\frac {B b e^{2} x^{2} - 2 \, {\left (B b d e - {\left (B a + A b\right )} e^{2}\right )} x + 2 \, {\left (B b d^{2} + A a e^{2} - {\left (B a + A b\right )} d e\right )} \log \left (e x + d\right )}{2 \, e^{3}} \]
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Time = 0.16 (sec) , antiderivative size = 53, normalized size of antiderivative = 0.88 \[ \int \frac {(a+b x) (A+B x)}{d+e x} \, dx=\frac {B b x^{2}}{2 e} + x \left (\frac {A b}{e} + \frac {B a}{e} - \frac {B b d}{e^{2}}\right ) - \frac {\left (- A e + B d\right ) \left (a e - b d\right ) \log {\left (d + e x \right )}}{e^{3}} \]
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Time = 0.20 (sec) , antiderivative size = 66, normalized size of antiderivative = 1.10 \[ \int \frac {(a+b x) (A+B x)}{d+e x} \, dx=\frac {B b e x^{2} - 2 \, {\left (B b d - {\left (B a + A b\right )} e\right )} x}{2 \, e^{2}} + \frac {{\left (B b d^{2} + A a e^{2} - {\left (B a + A b\right )} d e\right )} \log \left (e x + d\right )}{e^{3}} \]
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Time = 0.28 (sec) , antiderivative size = 68, normalized size of antiderivative = 1.13 \[ \int \frac {(a+b x) (A+B x)}{d+e x} \, dx=\frac {B b e x^{2} - 2 \, B b d x + 2 \, B a e x + 2 \, A b e x}{2 \, e^{2}} + \frac {{\left (B b d^{2} - B a d e - A b d e + A a e^{2}\right )} \log \left ({\left | e x + d \right |}\right )}{e^{3}} \]
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Time = 0.10 (sec) , antiderivative size = 68, normalized size of antiderivative = 1.13 \[ \int \frac {(a+b x) (A+B x)}{d+e x} \, dx=x\,\left (\frac {A\,b+B\,a}{e}-\frac {B\,b\,d}{e^2}\right )+\frac {\ln \left (d+e\,x\right )\,\left (A\,a\,e^2+B\,b\,d^2-A\,b\,d\,e-B\,a\,d\,e\right )}{e^3}+\frac {B\,b\,x^2}{2\,e} \]
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