Integrand size = 20, antiderivative size = 106 \[ \int \frac {(a+b x)^2 (A+B x)}{(d+e x)^3} \, dx=\frac {b^2 B x}{e^3}+\frac {(b d-a e)^2 (B d-A e)}{2 e^4 (d+e x)^2}-\frac {(b d-a e) (3 b B d-2 A b e-a B e)}{e^4 (d+e x)}-\frac {b (3 b B d-A b e-2 a B e) \log (d+e x)}{e^4} \]
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Time = 0.06 (sec) , antiderivative size = 106, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.050, Rules used = {78} \[ \int \frac {(a+b x)^2 (A+B x)}{(d+e x)^3} \, dx=-\frac {(b d-a e) (-a B e-2 A b e+3 b B d)}{e^4 (d+e x)}+\frac {(b d-a e)^2 (B d-A e)}{2 e^4 (d+e x)^2}-\frac {b \log (d+e x) (-2 a B e-A b e+3 b B d)}{e^4}+\frac {b^2 B x}{e^3} \]
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Rule 78
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {b^2 B}{e^3}+\frac {(-b d+a e)^2 (-B d+A e)}{e^3 (d+e x)^3}+\frac {(-b d+a e) (-3 b B d+2 A b e+a B e)}{e^3 (d+e x)^2}+\frac {b (-3 b B d+A b e+2 a B e)}{e^3 (d+e x)}\right ) \, dx \\ & = \frac {b^2 B x}{e^3}+\frac {(b d-a e)^2 (B d-A e)}{2 e^4 (d+e x)^2}-\frac {(b d-a e) (3 b B d-2 A b e-a B e)}{e^4 (d+e x)}-\frac {b (3 b B d-A b e-2 a B e) \log (d+e x)}{e^4} \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 143, normalized size of antiderivative = 1.35 \[ \int \frac {(a+b x)^2 (A+B x)}{(d+e x)^3} \, dx=-\frac {a^2 e^2 (A e+B (d+2 e x))+2 a b e (A e (d+2 e x)-B d (3 d+4 e x))-b^2 \left (A d e (3 d+4 e x)+B \left (-5 d^3-4 d^2 e x+4 d e^2 x^2+2 e^3 x^3\right )\right )+2 b (3 b B d-A b e-2 a B e) (d+e x)^2 \log (d+e x)}{2 e^4 (d+e x)^2} \]
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Time = 0.68 (sec) , antiderivative size = 155, normalized size of antiderivative = 1.46
method | result | size |
norman | \(\frac {\frac {b^{2} B \,x^{3}}{e}-\frac {a^{2} A \,e^{3}+2 A a b d \,e^{2}-3 A \,b^{2} d^{2} e +B \,a^{2} d \,e^{2}-6 B a b \,d^{2} e +9 b^{2} B \,d^{3}}{2 e^{4}}-\frac {\left (2 A a b \,e^{2}-2 A \,b^{2} d e +B \,a^{2} e^{2}-4 B a b d e +6 b^{2} B \,d^{2}\right ) x}{e^{3}}}{\left (e x +d \right )^{2}}+\frac {b \left (A b e +2 B a e -3 B b d \right ) \ln \left (e x +d \right )}{e^{4}}\) | \(155\) |
default | \(\frac {b^{2} B x}{e^{3}}-\frac {2 A a b \,e^{2}-2 A \,b^{2} d e +B \,a^{2} e^{2}-4 B a b d e +3 b^{2} B \,d^{2}}{e^{4} \left (e x +d \right )}-\frac {a^{2} A \,e^{3}-2 A a b d \,e^{2}+A \,b^{2} d^{2} e -B \,a^{2} d \,e^{2}+2 B a b \,d^{2} e -b^{2} B \,d^{3}}{2 e^{4} \left (e x +d \right )^{2}}+\frac {b \left (A b e +2 B a e -3 B b d \right ) \ln \left (e x +d \right )}{e^{4}}\) | \(157\) |
risch | \(\frac {b^{2} B x}{e^{3}}+\frac {\left (-2 A a b \,e^{2}+2 A \,b^{2} d e -B \,a^{2} e^{2}+4 B a b d e -3 b^{2} B \,d^{2}\right ) x -\frac {a^{2} A \,e^{3}+2 A a b d \,e^{2}-3 A \,b^{2} d^{2} e +B \,a^{2} d \,e^{2}-6 B a b \,d^{2} e +5 b^{2} B \,d^{3}}{2 e}}{e^{3} \left (e x +d \right )^{2}}+\frac {b^{2} \ln \left (e x +d \right ) A}{e^{3}}+\frac {2 b \ln \left (e x +d \right ) B a}{e^{3}}-\frac {3 b^{2} \ln \left (e x +d \right ) B d}{e^{4}}\) | \(171\) |
parallelrisch | \(\frac {2 A \ln \left (e x +d \right ) x^{2} b^{2} e^{3}+4 B \ln \left (e x +d \right ) x^{2} a b \,e^{3}-6 B \ln \left (e x +d \right ) x^{2} b^{2} d \,e^{2}+2 b^{2} B \,x^{3} e^{3}+4 A \ln \left (e x +d \right ) x \,b^{2} d \,e^{2}+8 B \ln \left (e x +d \right ) x a b d \,e^{2}-12 B \ln \left (e x +d \right ) x \,b^{2} d^{2} e +2 A \ln \left (e x +d \right ) b^{2} d^{2} e -4 A x a b \,e^{3}+4 A x \,b^{2} d \,e^{2}+4 B \ln \left (e x +d \right ) a b \,d^{2} e -6 B \ln \left (e x +d \right ) b^{2} d^{3}-2 B x \,a^{2} e^{3}+8 B x a b d \,e^{2}-12 B x \,b^{2} d^{2} e -a^{2} A \,e^{3}-2 A a b d \,e^{2}+3 A \,b^{2} d^{2} e -B \,a^{2} d \,e^{2}+6 B a b \,d^{2} e -9 b^{2} B \,d^{3}}{2 e^{4} \left (e x +d \right )^{2}}\) | \(283\) |
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Leaf count of result is larger than twice the leaf count of optimal. 247 vs. \(2 (104) = 208\).
Time = 0.23 (sec) , antiderivative size = 247, normalized size of antiderivative = 2.33 \[ \int \frac {(a+b x)^2 (A+B x)}{(d+e x)^3} \, dx=\frac {2 \, B b^{2} e^{3} x^{3} + 4 \, B b^{2} d e^{2} x^{2} - 5 \, B b^{2} d^{3} - A a^{2} e^{3} + 3 \, {\left (2 \, B a b + A b^{2}\right )} d^{2} e - {\left (B a^{2} + 2 \, A a b\right )} d e^{2} - 2 \, {\left (2 \, B b^{2} d^{2} e - 2 \, {\left (2 \, B a b + A b^{2}\right )} d e^{2} + {\left (B a^{2} + 2 \, A a b\right )} e^{3}\right )} x - 2 \, {\left (3 \, B b^{2} d^{3} - {\left (2 \, B a b + A b^{2}\right )} d^{2} e + {\left (3 \, B b^{2} d e^{2} - {\left (2 \, B a b + A b^{2}\right )} e^{3}\right )} x^{2} + 2 \, {\left (3 \, B b^{2} d^{2} e - {\left (2 \, B a b + A b^{2}\right )} d e^{2}\right )} x\right )} \log \left (e x + d\right )}{2 \, {\left (e^{6} x^{2} + 2 \, d e^{5} x + d^{2} e^{4}\right )}} \]
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Time = 1.20 (sec) , antiderivative size = 187, normalized size of antiderivative = 1.76 \[ \int \frac {(a+b x)^2 (A+B x)}{(d+e x)^3} \, dx=\frac {B b^{2} x}{e^{3}} + \frac {b \left (A b e + 2 B a e - 3 B b d\right ) \log {\left (d + e x \right )}}{e^{4}} + \frac {- A a^{2} e^{3} - 2 A a b d e^{2} + 3 A b^{2} d^{2} e - B a^{2} d e^{2} + 6 B a b d^{2} e - 5 B b^{2} d^{3} + x \left (- 4 A a b e^{3} + 4 A b^{2} d e^{2} - 2 B a^{2} e^{3} + 8 B a b d e^{2} - 6 B b^{2} d^{2} e\right )}{2 d^{2} e^{4} + 4 d e^{5} x + 2 e^{6} x^{2}} \]
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Time = 0.21 (sec) , antiderivative size = 166, normalized size of antiderivative = 1.57 \[ \int \frac {(a+b x)^2 (A+B x)}{(d+e x)^3} \, dx=\frac {B b^{2} x}{e^{3}} - \frac {5 \, B b^{2} d^{3} + A a^{2} e^{3} - 3 \, {\left (2 \, B a b + A b^{2}\right )} d^{2} e + {\left (B a^{2} + 2 \, A a b\right )} d e^{2} + 2 \, {\left (3 \, B b^{2} d^{2} e - 2 \, {\left (2 \, B a b + A b^{2}\right )} d e^{2} + {\left (B a^{2} + 2 \, A a b\right )} e^{3}\right )} x}{2 \, {\left (e^{6} x^{2} + 2 \, d e^{5} x + d^{2} e^{4}\right )}} - \frac {{\left (3 \, B b^{2} d - {\left (2 \, B a b + A b^{2}\right )} e\right )} \log \left (e x + d\right )}{e^{4}} \]
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Time = 0.28 (sec) , antiderivative size = 159, normalized size of antiderivative = 1.50 \[ \int \frac {(a+b x)^2 (A+B x)}{(d+e x)^3} \, dx=\frac {B b^{2} x}{e^{3}} - \frac {{\left (3 \, B b^{2} d - 2 \, B a b e - A b^{2} e\right )} \log \left ({\left | e x + d \right |}\right )}{e^{4}} - \frac {5 \, B b^{2} d^{3} - 6 \, B a b d^{2} e - 3 \, A b^{2} d^{2} e + B a^{2} d e^{2} + 2 \, A a b d e^{2} + A a^{2} e^{3} + 2 \, {\left (3 \, B b^{2} d^{2} e - 4 \, B a b d e^{2} - 2 \, A b^{2} d e^{2} + B a^{2} e^{3} + 2 \, A a b e^{3}\right )} x}{2 \, {\left (e x + d\right )}^{2} e^{4}} \]
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Time = 1.37 (sec) , antiderivative size = 170, normalized size of antiderivative = 1.60 \[ \int \frac {(a+b x)^2 (A+B x)}{(d+e x)^3} \, dx=\frac {\ln \left (d+e\,x\right )\,\left (A\,b^2\,e-3\,B\,b^2\,d+2\,B\,a\,b\,e\right )}{e^4}-\frac {x\,\left (B\,a^2\,e^2-4\,B\,a\,b\,d\,e+2\,A\,a\,b\,e^2+3\,B\,b^2\,d^2-2\,A\,b^2\,d\,e\right )+\frac {B\,a^2\,d\,e^2+A\,a^2\,e^3-6\,B\,a\,b\,d^2\,e+2\,A\,a\,b\,d\,e^2+5\,B\,b^2\,d^3-3\,A\,b^2\,d^2\,e}{2\,e}}{d^2\,e^3+2\,d\,e^4\,x+e^5\,x^2}+\frac {B\,b^2\,x}{e^3} \]
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