Integrand size = 18, antiderivative size = 69 \[ \int \frac {(A+B x) (d+e x)}{(a+b x)^3} \, dx=-\frac {(A b-a B) (b d-a e)}{2 b^3 (a+b x)^2}-\frac {b B d+A b e-2 a B e}{b^3 (a+b x)}+\frac {B e \log (a+b x)}{b^3} \]
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Time = 0.04 (sec) , antiderivative size = 69, 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} \[ \int \frac {(A+B x) (d+e x)}{(a+b x)^3} \, dx=-\frac {(A b-a B) (b d-a e)}{2 b^3 (a+b x)^2}-\frac {-2 a B e+A b e+b B d}{b^3 (a+b x)}+\frac {B e \log (a+b x)}{b^3} \]
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Rule 78
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {(A b-a B) (b d-a e)}{b^2 (a+b x)^3}+\frac {b B d+A b e-2 a B e}{b^2 (a+b x)^2}+\frac {B e}{b^2 (a+b x)}\right ) \, dx \\ & = -\frac {(A b-a B) (b d-a e)}{2 b^3 (a+b x)^2}-\frac {b B d+A b e-2 a B e}{b^3 (a+b x)}+\frac {B e \log (a+b x)}{b^3} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 75, normalized size of antiderivative = 1.09 \[ \int \frac {(A+B x) (d+e x)}{(a+b x)^3} \, dx=\frac {-A b (b d+a e+2 b e x)+B \left (-a b d+3 a^2 e-2 b^2 d x+4 a b e x\right )+2 B e (a+b x)^2 \log (a+b x)}{2 b^3 (a+b x)^2} \]
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Time = 0.69 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.04
method | result | size |
norman | \(\frac {-\frac {A a b e +A \,b^{2} d -3 B \,a^{2} e +B a b d}{2 b^{3}}-\frac {\left (A b e -2 B a e +B b d \right ) x}{b^{2}}}{\left (b x +a \right )^{2}}+\frac {B e \ln \left (b x +a \right )}{b^{3}}\) | \(72\) |
risch | \(\frac {-\frac {A a b e +A \,b^{2} d -3 B \,a^{2} e +B a b d}{2 b^{3}}-\frac {\left (A b e -2 B a e +B b d \right ) x}{b^{2}}}{\left (b x +a \right )^{2}}+\frac {B e \ln \left (b x +a \right )}{b^{3}}\) | \(72\) |
default | \(\frac {B e \ln \left (b x +a \right )}{b^{3}}-\frac {-A a b e +A \,b^{2} d +B \,a^{2} e -B a b d}{2 b^{3} \left (b x +a \right )^{2}}-\frac {A b e -2 B a e +B b d}{b^{3} \left (b x +a \right )}\) | \(77\) |
parallelrisch | \(-\frac {-2 B \ln \left (b x +a \right ) x^{2} b^{2} e -4 B \ln \left (b x +a \right ) x a b e +2 A x \,b^{2} e -2 B \ln \left (b x +a \right ) a^{2} e -4 B x a b e +2 B x \,b^{2} d +A a b e +A \,b^{2} d -3 B \,a^{2} e +B a b d}{2 b^{3} \left (b x +a \right )^{2}}\) | \(102\) |
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Time = 0.22 (sec) , antiderivative size = 110, normalized size of antiderivative = 1.59 \[ \int \frac {(A+B x) (d+e x)}{(a+b x)^3} \, dx=-\frac {{\left (B a b + A b^{2}\right )} d - {\left (3 \, B a^{2} - A a b\right )} e + 2 \, {\left (B b^{2} d - {\left (2 \, B a b - A b^{2}\right )} e\right )} x - 2 \, {\left (B b^{2} e x^{2} + 2 \, B a b e x + B a^{2} e\right )} \log \left (b x + a\right )}{2 \, {\left (b^{5} x^{2} + 2 \, a b^{4} x + a^{2} b^{3}\right )}} \]
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Time = 0.47 (sec) , antiderivative size = 94, normalized size of antiderivative = 1.36 \[ \int \frac {(A+B x) (d+e x)}{(a+b x)^3} \, dx=\frac {B e \log {\left (a + b x \right )}}{b^{3}} + \frac {- A a b e - A b^{2} d + 3 B a^{2} e - B a b d + x \left (- 2 A b^{2} e + 4 B a b e - 2 B b^{2} d\right )}{2 a^{2} b^{3} + 4 a b^{4} x + 2 b^{5} x^{2}} \]
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Time = 0.19 (sec) , antiderivative size = 92, normalized size of antiderivative = 1.33 \[ \int \frac {(A+B x) (d+e x)}{(a+b x)^3} \, dx=-\frac {{\left (B a b + A b^{2}\right )} d - {\left (3 \, B a^{2} - A a b\right )} e + 2 \, {\left (B b^{2} d - {\left (2 \, B a b - A b^{2}\right )} e\right )} x}{2 \, {\left (b^{5} x^{2} + 2 \, a b^{4} x + a^{2} b^{3}\right )}} + \frac {B e \log \left (b x + a\right )}{b^{3}} \]
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Time = 0.27 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.04 \[ \int \frac {(A+B x) (d+e x)}{(a+b x)^3} \, dx=\frac {B e \log \left ({\left | b x + a \right |}\right )}{b^{3}} - \frac {2 \, {\left (B b d - 2 \, B a e + A b e\right )} x + \frac {B a b d + A b^{2} d - 3 \, B a^{2} e + A a b e}{b}}{2 \, {\left (b x + a\right )}^{2} b^{2}} \]
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Time = 1.39 (sec) , antiderivative size = 82, normalized size of antiderivative = 1.19 \[ \int \frac {(A+B x) (d+e x)}{(a+b x)^3} \, dx=\frac {B\,e\,\ln \left (a+b\,x\right )}{b^3}-\frac {\frac {A\,b^2\,d-3\,B\,a^2\,e+A\,a\,b\,e+B\,a\,b\,d}{2\,b^3}+\frac {x\,\left (A\,b\,e-2\,B\,a\,e+B\,b\,d\right )}{b^2}}{a^2+2\,a\,b\,x+b^2\,x^2} \]
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