Integrand size = 19, antiderivative size = 144 \[ \int \frac {(d+e x)^2}{\left (b x+c x^2\right )^3} \, dx=-\frac {d^2}{2 b^3 x^2}+\frac {d (3 c d-2 b e)}{b^4 x}+\frac {(c d-b e)^2}{2 b^3 (b+c x)^2}+\frac {(c d-b e) (3 c d-b e)}{b^4 (b+c x)}+\frac {\left (6 c^2 d^2-6 b c d e+b^2 e^2\right ) \log (x)}{b^5}-\frac {\left (6 c^2 d^2-6 b c d e+b^2 e^2\right ) \log (b+c x)}{b^5} \]
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Time = 0.09 (sec) , antiderivative size = 144, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.053, Rules used = {712} \[ \int \frac {(d+e x)^2}{\left (b x+c x^2\right )^3} \, dx=\frac {d (3 c d-2 b e)}{b^4 x}+\frac {(c d-b e) (3 c d-b e)}{b^4 (b+c x)}+\frac {(c d-b e)^2}{2 b^3 (b+c x)^2}-\frac {d^2}{2 b^3 x^2}+\frac {\log (x) \left (b^2 e^2-6 b c d e+6 c^2 d^2\right )}{b^5}-\frac {\left (b^2 e^2-6 b c d e+6 c^2 d^2\right ) \log (b+c x)}{b^5} \]
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Rule 712
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {d^2}{b^3 x^3}+\frac {d (-3 c d+2 b e)}{b^4 x^2}+\frac {6 c^2 d^2-6 b c d e+b^2 e^2}{b^5 x}-\frac {c (-c d+b e)^2}{b^3 (b+c x)^3}+\frac {c (c d-b e) (-3 c d+b e)}{b^4 (b+c x)^2}-\frac {c \left (6 c^2 d^2-6 b c d e+b^2 e^2\right )}{b^5 (b+c x)}\right ) \, dx \\ & = -\frac {d^2}{2 b^3 x^2}+\frac {d (3 c d-2 b e)}{b^4 x}+\frac {(c d-b e)^2}{2 b^3 (b+c x)^2}+\frac {(c d-b e) (3 c d-b e)}{b^4 (b+c x)}+\frac {\left (6 c^2 d^2-6 b c d e+b^2 e^2\right ) \log (x)}{b^5}-\frac {\left (6 c^2 d^2-6 b c d e+b^2 e^2\right ) \log (b+c x)}{b^5} \\ \end{align*}
Time = 0.09 (sec) , antiderivative size = 144, normalized size of antiderivative = 1.00 \[ \int \frac {(d+e x)^2}{\left (b x+c x^2\right )^3} \, dx=\frac {-\frac {b^2 d^2}{x^2}-\frac {2 b d (-3 c d+2 b e)}{x}+\frac {b^2 (c d-b e)^2}{(b+c x)^2}+\frac {2 b \left (3 c^2 d^2-4 b c d e+b^2 e^2\right )}{b+c x}+2 \left (6 c^2 d^2-6 b c d e+b^2 e^2\right ) \log (x)-2 \left (6 c^2 d^2-6 b c d e+b^2 e^2\right ) \log (b+c x)}{2 b^5} \]
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Time = 2.07 (sec) , antiderivative size = 158, normalized size of antiderivative = 1.10
method | result | size |
default | \(-\frac {d^{2}}{2 b^{3} x^{2}}+\frac {\left (b^{2} e^{2}-6 b c d e +6 c^{2} d^{2}\right ) \ln \left (x \right )}{b^{5}}-\frac {d \left (2 b e -3 c d \right )}{b^{4} x}-\frac {\left (b^{2} e^{2}-6 b c d e +6 c^{2} d^{2}\right ) \ln \left (c x +b \right )}{b^{5}}+\frac {b^{2} e^{2}-4 b c d e +3 c^{2} d^{2}}{b^{4} \left (c x +b \right )}+\frac {b^{2} e^{2}-2 b c d e +c^{2} d^{2}}{2 b^{3} \left (c x +b \right )^{2}}\) | \(158\) |
norman | \(\frac {\frac {\left (b^{2} c^{2} e^{2}-6 b \,c^{3} d e +6 c^{4} d^{2}\right ) x^{3}}{b^{4} c}-\frac {d^{2}}{2 b}-\frac {2 d \left (b e -c d \right ) x}{b^{2}}+\frac {\left (3 b^{2} c^{2} e^{2}-18 b \,c^{3} d e +18 c^{4} d^{2}\right ) x^{2}}{2 c^{2} b^{3}}}{x^{2} \left (c x +b \right )^{2}}+\frac {\left (b^{2} e^{2}-6 b c d e +6 c^{2} d^{2}\right ) \ln \left (x \right )}{b^{5}}-\frac {\left (b^{2} e^{2}-6 b c d e +6 c^{2} d^{2}\right ) \ln \left (c x +b \right )}{b^{5}}\) | \(174\) |
risch | \(\frac {\frac {c \left (b^{2} e^{2}-6 b c d e +6 c^{2} d^{2}\right ) x^{3}}{b^{4}}+\frac {3 \left (b^{2} e^{2}-6 b c d e +6 c^{2} d^{2}\right ) x^{2}}{2 b^{3}}-\frac {2 d \left (b e -c d \right ) x}{b^{2}}-\frac {d^{2}}{2 b}}{x^{2} \left (c x +b \right )^{2}}+\frac {\ln \left (-x \right ) e^{2}}{b^{3}}-\frac {6 \ln \left (-x \right ) c d e}{b^{4}}+\frac {6 \ln \left (-x \right ) c^{2} d^{2}}{b^{5}}-\frac {\ln \left (c x +b \right ) e^{2}}{b^{3}}+\frac {6 \ln \left (c x +b \right ) c d e}{b^{4}}-\frac {6 \ln \left (c x +b \right ) c^{2} d^{2}}{b^{5}}\) | \(180\) |
parallelrisch | \(\frac {4 b^{3} c^{3} d^{2} x -b^{4} c^{2} d^{2}-24 \ln \left (x \right ) x^{3} b^{2} c^{4} d e +24 \ln \left (c x +b \right ) x^{3} b^{2} c^{4} d e -12 \ln \left (x \right ) x^{2} b^{3} c^{3} d e +12 \ln \left (c x +b \right ) x^{2} b^{3} c^{3} d e -12 \ln \left (x \right ) x^{4} b \,c^{5} d e +12 \ln \left (c x +b \right ) x^{4} b \,c^{5} d e +2 x^{3} b^{3} c^{3} e^{2}+12 x^{3} b \,c^{5} d^{2}+3 x^{2} b^{4} c^{2} e^{2}+18 x^{2} b^{2} c^{4} d^{2}+12 \ln \left (x \right ) x^{4} c^{6} d^{2}-12 \ln \left (c x +b \right ) x^{4} c^{6} d^{2}-4 \ln \left (c x +b \right ) x^{3} b^{3} c^{3} e^{2}-24 \ln \left (c x +b \right ) x^{3} b \,c^{5} d^{2}-12 x^{3} b^{2} c^{4} d e -18 x^{2} b^{3} c^{3} d e -4 x \,b^{4} c^{2} d e +2 \ln \left (x \right ) x^{2} b^{4} c^{2} e^{2}+12 \ln \left (x \right ) x^{2} b^{2} c^{4} d^{2}-2 \ln \left (c x +b \right ) x^{2} b^{4} c^{2} e^{2}-12 \ln \left (c x +b \right ) x^{2} b^{2} c^{4} d^{2}+2 \ln \left (x \right ) x^{4} b^{2} c^{4} e^{2}-2 \ln \left (c x +b \right ) x^{4} b^{2} c^{4} e^{2}+4 \ln \left (x \right ) x^{3} b^{3} c^{3} e^{2}+24 \ln \left (x \right ) x^{3} b \,c^{5} d^{2}}{2 c^{2} b^{5} x^{2} \left (c x +b \right )^{2}}\) | \(438\) |
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Leaf count of result is larger than twice the leaf count of optimal. 327 vs. \(2 (140) = 280\).
Time = 0.27 (sec) , antiderivative size = 327, normalized size of antiderivative = 2.27 \[ \int \frac {(d+e x)^2}{\left (b x+c x^2\right )^3} \, dx=-\frac {b^{4} d^{2} - 2 \, {\left (6 \, b c^{3} d^{2} - 6 \, b^{2} c^{2} d e + b^{3} c e^{2}\right )} x^{3} - 3 \, {\left (6 \, b^{2} c^{2} d^{2} - 6 \, b^{3} c d e + b^{4} e^{2}\right )} x^{2} - 4 \, {\left (b^{3} c d^{2} - b^{4} d e\right )} x + 2 \, {\left ({\left (6 \, c^{4} d^{2} - 6 \, b c^{3} d e + b^{2} c^{2} e^{2}\right )} x^{4} + 2 \, {\left (6 \, b c^{3} d^{2} - 6 \, b^{2} c^{2} d e + b^{3} c e^{2}\right )} x^{3} + {\left (6 \, b^{2} c^{2} d^{2} - 6 \, b^{3} c d e + b^{4} e^{2}\right )} x^{2}\right )} \log \left (c x + b\right ) - 2 \, {\left ({\left (6 \, c^{4} d^{2} - 6 \, b c^{3} d e + b^{2} c^{2} e^{2}\right )} x^{4} + 2 \, {\left (6 \, b c^{3} d^{2} - 6 \, b^{2} c^{2} d e + b^{3} c e^{2}\right )} x^{3} + {\left (6 \, b^{2} c^{2} d^{2} - 6 \, b^{3} c d e + b^{4} e^{2}\right )} x^{2}\right )} \log \left (x\right )}{2 \, {\left (b^{5} c^{2} x^{4} + 2 \, b^{6} c x^{3} + b^{7} x^{2}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 345 vs. \(2 (136) = 272\).
Time = 0.56 (sec) , antiderivative size = 345, normalized size of antiderivative = 2.40 \[ \int \frac {(d+e x)^2}{\left (b x+c x^2\right )^3} \, dx=\frac {- b^{3} d^{2} + x^{3} \cdot \left (2 b^{2} c e^{2} - 12 b c^{2} d e + 12 c^{3} d^{2}\right ) + x^{2} \cdot \left (3 b^{3} e^{2} - 18 b^{2} c d e + 18 b c^{2} d^{2}\right ) + x \left (- 4 b^{3} d e + 4 b^{2} c d^{2}\right )}{2 b^{6} x^{2} + 4 b^{5} c x^{3} + 2 b^{4} c^{2} x^{4}} + \frac {\left (b^{2} e^{2} - 6 b c d e + 6 c^{2} d^{2}\right ) \log {\left (x + \frac {b^{3} e^{2} - 6 b^{2} c d e + 6 b c^{2} d^{2} - b \left (b^{2} e^{2} - 6 b c d e + 6 c^{2} d^{2}\right )}{2 b^{2} c e^{2} - 12 b c^{2} d e + 12 c^{3} d^{2}} \right )}}{b^{5}} - \frac {\left (b^{2} e^{2} - 6 b c d e + 6 c^{2} d^{2}\right ) \log {\left (x + \frac {b^{3} e^{2} - 6 b^{2} c d e + 6 b c^{2} d^{2} + b \left (b^{2} e^{2} - 6 b c d e + 6 c^{2} d^{2}\right )}{2 b^{2} c e^{2} - 12 b c^{2} d e + 12 c^{3} d^{2}} \right )}}{b^{5}} \]
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Time = 0.20 (sec) , antiderivative size = 180, normalized size of antiderivative = 1.25 \[ \int \frac {(d+e x)^2}{\left (b x+c x^2\right )^3} \, dx=-\frac {b^{3} d^{2} - 2 \, {\left (6 \, c^{3} d^{2} - 6 \, b c^{2} d e + b^{2} c e^{2}\right )} x^{3} - 3 \, {\left (6 \, b c^{2} d^{2} - 6 \, b^{2} c d e + b^{3} e^{2}\right )} x^{2} - 4 \, {\left (b^{2} c d^{2} - b^{3} d e\right )} x}{2 \, {\left (b^{4} c^{2} x^{4} + 2 \, b^{5} c x^{3} + b^{6} x^{2}\right )}} - \frac {{\left (6 \, c^{2} d^{2} - 6 \, b c d e + b^{2} e^{2}\right )} \log \left (c x + b\right )}{b^{5}} + \frac {{\left (6 \, c^{2} d^{2} - 6 \, b c d e + b^{2} e^{2}\right )} \log \left (x\right )}{b^{5}} \]
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Time = 0.27 (sec) , antiderivative size = 181, normalized size of antiderivative = 1.26 \[ \int \frac {(d+e x)^2}{\left (b x+c x^2\right )^3} \, dx=\frac {{\left (6 \, c^{2} d^{2} - 6 \, b c d e + b^{2} e^{2}\right )} \log \left ({\left | x \right |}\right )}{b^{5}} - \frac {{\left (6 \, c^{3} d^{2} - 6 \, b c^{2} d e + b^{2} c e^{2}\right )} \log \left ({\left | c x + b \right |}\right )}{b^{5} c} + \frac {12 \, c^{3} d^{2} x^{3} - 12 \, b c^{2} d e x^{3} + 2 \, b^{2} c e^{2} x^{3} + 18 \, b c^{2} d^{2} x^{2} - 18 \, b^{2} c d e x^{2} + 3 \, b^{3} e^{2} x^{2} + 4 \, b^{2} c d^{2} x - 4 \, b^{3} d e x - b^{3} d^{2}}{2 \, {\left (c x^{2} + b x\right )}^{2} b^{4}} \]
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Time = 0.13 (sec) , antiderivative size = 149, normalized size of antiderivative = 1.03 \[ \int \frac {(d+e x)^2}{\left (b x+c x^2\right )^3} \, dx=-\frac {\frac {d^2}{2\,b}-\frac {3\,x^2\,\left (b^2\,e^2-6\,b\,c\,d\,e+6\,c^2\,d^2\right )}{2\,b^3}-\frac {c\,x^3\,\left (b^2\,e^2-6\,b\,c\,d\,e+6\,c^2\,d^2\right )}{b^4}+\frac {2\,d\,x\,\left (b\,e-c\,d\right )}{b^2}}{b^2\,x^2+2\,b\,c\,x^3+c^2\,x^4}-\frac {2\,\mathrm {atanh}\left (\frac {2\,c\,x}{b}+1\right )\,\left (b^2\,e^2-6\,b\,c\,d\,e+6\,c^2\,d^2\right )}{b^5} \]
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