Integrand size = 26, antiderivative size = 156 \[ \int \frac {(d+e x)^6}{\left (a^2+2 a b x+b^2 x^2\right )^2} \, dx=\frac {15 e^4 (b d-a e)^2 x}{b^6}-\frac {(b d-a e)^6}{3 b^7 (a+b x)^3}-\frac {3 e (b d-a e)^5}{b^7 (a+b x)^2}-\frac {15 e^2 (b d-a e)^4}{b^7 (a+b x)}+\frac {3 e^5 (b d-a e) (a+b x)^2}{b^7}+\frac {e^6 (a+b x)^3}{3 b^7}+\frac {20 e^3 (b d-a e)^3 \log (a+b x)}{b^7} \]
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Time = 0.13 (sec) , antiderivative size = 156, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {27, 45} \[ \int \frac {(d+e x)^6}{\left (a^2+2 a b x+b^2 x^2\right )^2} \, dx=\frac {3 e^5 (a+b x)^2 (b d-a e)}{b^7}+\frac {20 e^3 (b d-a e)^3 \log (a+b x)}{b^7}-\frac {15 e^2 (b d-a e)^4}{b^7 (a+b x)}-\frac {3 e (b d-a e)^5}{b^7 (a+b x)^2}-\frac {(b d-a e)^6}{3 b^7 (a+b x)^3}+\frac {e^6 (a+b x)^3}{3 b^7}+\frac {15 e^4 x (b d-a e)^2}{b^6} \]
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Rule 27
Rule 45
Rubi steps \begin{align*} \text {integral}& = \int \frac {(d+e x)^6}{(a+b x)^4} \, dx \\ & = \int \left (\frac {15 e^4 (b d-a e)^2}{b^6}+\frac {(b d-a e)^6}{b^6 (a+b x)^4}+\frac {6 e (b d-a e)^5}{b^6 (a+b x)^3}+\frac {15 e^2 (b d-a e)^4}{b^6 (a+b x)^2}+\frac {20 e^3 (b d-a e)^3}{b^6 (a+b x)}+\frac {6 e^5 (b d-a e) (a+b x)}{b^6}+\frac {e^6 (a+b x)^2}{b^6}\right ) \, dx \\ & = \frac {15 e^4 (b d-a e)^2 x}{b^6}-\frac {(b d-a e)^6}{3 b^7 (a+b x)^3}-\frac {3 e (b d-a e)^5}{b^7 (a+b x)^2}-\frac {15 e^2 (b d-a e)^4}{b^7 (a+b x)}+\frac {3 e^5 (b d-a e) (a+b x)^2}{b^7}+\frac {e^6 (a+b x)^3}{3 b^7}+\frac {20 e^3 (b d-a e)^3 \log (a+b x)}{b^7} \\ \end{align*}
Time = 0.08 (sec) , antiderivative size = 301, normalized size of antiderivative = 1.93 \[ \int \frac {(d+e x)^6}{\left (a^2+2 a b x+b^2 x^2\right )^2} \, dx=\frac {-37 a^6 e^6+3 a^5 b e^5 (47 d-17 e x)+3 a^4 b^2 e^4 \left (-65 d^2+81 d e x+13 e^2 x^2\right )+a^3 b^3 e^3 \left (110 d^3-405 d^2 e x-27 d e^2 x^2+73 e^3 x^3\right )+3 a^2 b^4 e^2 \left (-5 d^4+90 d^3 e x-45 d^2 e^2 x^2-63 d e^3 x^3+5 e^4 x^4\right )-3 a b^5 e \left (d^5+15 d^4 e x-60 d^3 e^2 x^2-45 d^2 e^3 x^3+15 d e^4 x^4+e^5 x^5\right )+b^6 \left (-d^6-9 d^5 e x-45 d^4 e^2 x^2+45 d^2 e^4 x^4+9 d e^5 x^5+e^6 x^6\right )-60 e^3 (-b d+a e)^3 (a+b x)^3 \log (a+b x)}{3 b^7 (a+b x)^3} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(343\) vs. \(2(152)=304\).
Time = 2.46 (sec) , antiderivative size = 344, normalized size of antiderivative = 2.21
method | result | size |
norman | \(\frac {-\frac {110 a^{6} e^{6}-330 a^{5} b d \,e^{5}+330 a^{4} b^{2} d^{2} e^{4}-110 a^{3} b^{3} d^{3} e^{3}+15 a^{2} b^{4} d^{4} e^{2}+3 a \,b^{5} d^{5} e +b^{6} d^{6}}{3 b^{7}}+\frac {e^{6} x^{6}}{3 b}-\frac {3 \left (20 a^{4} e^{6}-60 a^{3} b d \,e^{5}+60 a^{2} b^{2} d^{2} e^{4}-20 a \,b^{3} d^{3} e^{3}+5 b^{4} d^{4} e^{2}\right ) x^{2}}{b^{5}}-\frac {3 \left (30 a^{5} e^{6}-90 a^{4} b d \,e^{5}+90 a^{3} b^{2} d^{2} e^{4}-30 a^{2} b^{3} d^{3} e^{3}+5 a \,b^{4} d^{4} e^{2}+b^{5} d^{5} e \right ) x}{b^{6}}+\frac {5 e^{4} \left (a^{2} e^{2}-3 a b d e +3 b^{2} d^{2}\right ) x^{4}}{b^{3}}-\frac {e^{5} \left (a e -3 b d \right ) x^{5}}{b^{2}}}{\left (b x +a \right )^{3}}-\frac {20 e^{3} \left (a^{3} e^{3}-3 a^{2} b d \,e^{2}+3 a \,b^{2} d^{2} e -b^{3} d^{3}\right ) \ln \left (b x +a \right )}{b^{7}}\) | \(344\) |
default | \(\frac {e^{4} \left (\frac {1}{3} b^{2} e^{2} x^{3}-2 x^{2} a b \,e^{2}+3 b^{2} d e \,x^{2}+10 a^{2} e^{2} x -24 a b d e x +15 b^{2} d^{2} x \right )}{b^{6}}-\frac {a^{6} e^{6}-6 a^{5} b d \,e^{5}+15 a^{4} b^{2} d^{2} e^{4}-20 a^{3} b^{3} d^{3} e^{3}+15 a^{2} b^{4} d^{4} e^{2}-6 a \,b^{5} d^{5} e +b^{6} d^{6}}{3 b^{7} \left (b x +a \right )^{3}}-\frac {20 e^{3} \left (a^{3} e^{3}-3 a^{2} b d \,e^{2}+3 a \,b^{2} d^{2} e -b^{3} d^{3}\right ) \ln \left (b x +a \right )}{b^{7}}+\frac {3 e \left (a^{5} e^{5}-5 a^{4} b d \,e^{4}+10 a^{3} b^{2} d^{2} e^{3}-10 a^{2} b^{3} d^{3} e^{2}+5 a \,b^{4} d^{4} e -b^{5} d^{5}\right )}{b^{7} \left (b x +a \right )^{2}}-\frac {15 e^{2} \left (e^{4} a^{4}-4 b \,e^{3} d \,a^{3}+6 b^{2} e^{2} d^{2} a^{2}-4 a \,b^{3} d^{3} e +b^{4} d^{4}\right )}{b^{7} \left (b x +a \right )}\) | \(346\) |
risch | \(\frac {e^{6} x^{3}}{3 b^{4}}-\frac {2 e^{6} x^{2} a}{b^{5}}+\frac {3 e^{5} d \,x^{2}}{b^{4}}+\frac {10 e^{6} a^{2} x}{b^{6}}-\frac {24 e^{5} a d x}{b^{5}}+\frac {15 e^{4} d^{2} x}{b^{4}}+\frac {\left (-15 a^{4} b \,e^{6}+60 a^{3} d \,e^{5} b^{2}-90 a^{2} d^{2} e^{4} b^{3}+60 a \,b^{4} d^{3} e^{3}-15 d^{4} e^{2} b^{5}\right ) x^{2}-3 e \left (9 a^{5} e^{5}-35 a^{4} b d \,e^{4}+50 a^{3} b^{2} d^{2} e^{3}-30 a^{2} b^{3} d^{3} e^{2}+5 a \,b^{4} d^{4} e +b^{5} d^{5}\right ) x -\frac {37 a^{6} e^{6}-141 a^{5} b d \,e^{5}+195 a^{4} b^{2} d^{2} e^{4}-110 a^{3} b^{3} d^{3} e^{3}+15 a^{2} b^{4} d^{4} e^{2}+3 a \,b^{5} d^{5} e +b^{6} d^{6}}{3 b}}{b^{6} \left (b^{2} x^{2}+2 a b x +a^{2}\right ) \left (b x +a \right )}-\frac {20 e^{6} \ln \left (b x +a \right ) a^{3}}{b^{7}}+\frac {60 e^{5} \ln \left (b x +a \right ) a^{2} d}{b^{6}}-\frac {60 e^{4} \ln \left (b x +a \right ) a \,d^{2}}{b^{5}}+\frac {20 e^{3} \ln \left (b x +a \right ) d^{3}}{b^{4}}\) | \(386\) |
parallelrisch | \(-\frac {270 x \,a^{5} b \,e^{6}+9 x \,b^{6} d^{5} e +3 x^{5} a \,b^{5} e^{6}-9 x^{5} b^{6} d \,e^{5}-15 x^{4} a^{2} b^{4} e^{6}-45 x^{4} b^{6} d^{2} e^{4}+180 x^{2} a^{4} b^{2} e^{6}+110 a^{6} e^{6}+b^{6} d^{6}+3 a \,b^{5} d^{5} e +330 a^{4} b^{2} d^{2} e^{4}-110 a^{3} b^{3} d^{3} e^{3}+15 a^{2} b^{4} d^{4} e^{2}-330 a^{5} b d \,e^{5}+180 \ln \left (b x +a \right ) x^{3} a \,b^{5} d^{2} e^{4}-540 \ln \left (b x +a \right ) x^{2} a^{3} b^{3} d \,e^{5}+540 \ln \left (b x +a \right ) x \,a^{3} b^{3} d^{2} e^{4}+60 \ln \left (b x +a \right ) a^{6} e^{6}-540 \ln \left (b x +a \right ) x \,a^{4} b^{2} d \,e^{5}-180 \ln \left (b x +a \right ) x^{3} a^{2} b^{4} d \,e^{5}+540 \ln \left (b x +a \right ) x^{2} a^{2} b^{4} d^{2} e^{4}-180 \ln \left (b x +a \right ) x^{2} a \,b^{5} d^{3} e^{3}-180 \ln \left (b x +a \right ) x \,a^{2} b^{4} d^{3} e^{3}-x^{6} b^{6} e^{6}+60 \ln \left (b x +a \right ) x^{3} a^{3} b^{3} e^{6}-60 \ln \left (b x +a \right ) x^{3} b^{6} d^{3} e^{3}+180 \ln \left (b x +a \right ) x^{2} a^{4} b^{2} e^{6}+180 \ln \left (b x +a \right ) x \,a^{5} b \,e^{6}-180 \ln \left (b x +a \right ) a^{5} b d \,e^{5}+180 \ln \left (b x +a \right ) a^{4} b^{2} d^{2} e^{4}-60 \ln \left (b x +a \right ) a^{3} b^{3} d^{3} e^{3}+45 x^{2} b^{6} d^{4} e^{2}+45 x^{4} a \,b^{5} d \,e^{5}-540 x^{2} a^{3} b^{3} d \,e^{5}+540 x^{2} a^{2} b^{4} d^{2} e^{4}-180 x^{2} a \,b^{5} d^{3} e^{3}-810 x \,a^{4} b^{2} d \,e^{5}+810 x \,a^{3} b^{3} d^{2} e^{4}-270 x \,a^{2} b^{4} d^{3} e^{3}+45 x a \,b^{5} d^{4} e^{2}}{3 b^{7} \left (b^{2} x^{2}+2 a b x +a^{2}\right ) \left (b x +a \right )}\) | \(650\) |
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Leaf count of result is larger than twice the leaf count of optimal. 577 vs. \(2 (152) = 304\).
Time = 0.32 (sec) , antiderivative size = 577, normalized size of antiderivative = 3.70 \[ \int \frac {(d+e x)^6}{\left (a^2+2 a b x+b^2 x^2\right )^2} \, dx=\frac {b^{6} e^{6} x^{6} - b^{6} d^{6} - 3 \, a b^{5} d^{5} e - 15 \, a^{2} b^{4} d^{4} e^{2} + 110 \, a^{3} b^{3} d^{3} e^{3} - 195 \, a^{4} b^{2} d^{2} e^{4} + 141 \, a^{5} b d e^{5} - 37 \, a^{6} e^{6} + 3 \, {\left (3 \, b^{6} d e^{5} - a b^{5} e^{6}\right )} x^{5} + 15 \, {\left (3 \, b^{6} d^{2} e^{4} - 3 \, a b^{5} d e^{5} + a^{2} b^{4} e^{6}\right )} x^{4} + {\left (135 \, a b^{5} d^{2} e^{4} - 189 \, a^{2} b^{4} d e^{5} + 73 \, a^{3} b^{3} e^{6}\right )} x^{3} - 3 \, {\left (15 \, b^{6} d^{4} e^{2} - 60 \, a b^{5} d^{3} e^{3} + 45 \, a^{2} b^{4} d^{2} e^{4} + 9 \, a^{3} b^{3} d e^{5} - 13 \, a^{4} b^{2} e^{6}\right )} x^{2} - 3 \, {\left (3 \, b^{6} d^{5} e + 15 \, a b^{5} d^{4} e^{2} - 90 \, a^{2} b^{4} d^{3} e^{3} + 135 \, a^{3} b^{3} d^{2} e^{4} - 81 \, a^{4} b^{2} d e^{5} + 17 \, a^{5} b e^{6}\right )} x + 60 \, {\left (a^{3} b^{3} d^{3} e^{3} - 3 \, a^{4} b^{2} d^{2} e^{4} + 3 \, a^{5} b d e^{5} - a^{6} e^{6} + {\left (b^{6} d^{3} e^{3} - 3 \, a b^{5} d^{2} e^{4} + 3 \, a^{2} b^{4} d e^{5} - a^{3} b^{3} e^{6}\right )} x^{3} + 3 \, {\left (a b^{5} d^{3} e^{3} - 3 \, a^{2} b^{4} d^{2} e^{4} + 3 \, a^{3} b^{3} d e^{5} - a^{4} b^{2} e^{6}\right )} x^{2} + 3 \, {\left (a^{2} b^{4} d^{3} e^{3} - 3 \, a^{3} b^{3} d^{2} e^{4} + 3 \, a^{4} b^{2} d e^{5} - a^{5} b e^{6}\right )} x\right )} \log \left (b x + a\right )}{3 \, {\left (b^{10} x^{3} + 3 \, a b^{9} x^{2} + 3 \, a^{2} b^{8} x + a^{3} b^{7}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 367 vs. \(2 (143) = 286\).
Time = 4.76 (sec) , antiderivative size = 367, normalized size of antiderivative = 2.35 \[ \int \frac {(d+e x)^6}{\left (a^2+2 a b x+b^2 x^2\right )^2} \, dx=x^{2} \left (- \frac {2 a e^{6}}{b^{5}} + \frac {3 d e^{5}}{b^{4}}\right ) + x \left (\frac {10 a^{2} e^{6}}{b^{6}} - \frac {24 a d e^{5}}{b^{5}} + \frac {15 d^{2} e^{4}}{b^{4}}\right ) + \frac {- 37 a^{6} e^{6} + 141 a^{5} b d e^{5} - 195 a^{4} b^{2} d^{2} e^{4} + 110 a^{3} b^{3} d^{3} e^{3} - 15 a^{2} b^{4} d^{4} e^{2} - 3 a b^{5} d^{5} e - b^{6} d^{6} + x^{2} \left (- 45 a^{4} b^{2} e^{6} + 180 a^{3} b^{3} d e^{5} - 270 a^{2} b^{4} d^{2} e^{4} + 180 a b^{5} d^{3} e^{3} - 45 b^{6} d^{4} e^{2}\right ) + x \left (- 81 a^{5} b e^{6} + 315 a^{4} b^{2} d e^{5} - 450 a^{3} b^{3} d^{2} e^{4} + 270 a^{2} b^{4} d^{3} e^{3} - 45 a b^{5} d^{4} e^{2} - 9 b^{6} d^{5} e\right )}{3 a^{3} b^{7} + 9 a^{2} b^{8} x + 9 a b^{9} x^{2} + 3 b^{10} x^{3}} + \frac {e^{6} x^{3}}{3 b^{4}} - \frac {20 e^{3} \left (a e - b d\right )^{3} \log {\left (a + b x \right )}}{b^{7}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 374 vs. \(2 (152) = 304\).
Time = 0.21 (sec) , antiderivative size = 374, normalized size of antiderivative = 2.40 \[ \int \frac {(d+e x)^6}{\left (a^2+2 a b x+b^2 x^2\right )^2} \, dx=-\frac {b^{6} d^{6} + 3 \, a b^{5} d^{5} e + 15 \, a^{2} b^{4} d^{4} e^{2} - 110 \, a^{3} b^{3} d^{3} e^{3} + 195 \, a^{4} b^{2} d^{2} e^{4} - 141 \, a^{5} b d e^{5} + 37 \, a^{6} e^{6} + 45 \, {\left (b^{6} d^{4} e^{2} - 4 \, a b^{5} d^{3} e^{3} + 6 \, a^{2} b^{4} d^{2} e^{4} - 4 \, a^{3} b^{3} d e^{5} + a^{4} b^{2} e^{6}\right )} x^{2} + 9 \, {\left (b^{6} d^{5} e + 5 \, a b^{5} d^{4} e^{2} - 30 \, a^{2} b^{4} d^{3} e^{3} + 50 \, a^{3} b^{3} d^{2} e^{4} - 35 \, a^{4} b^{2} d e^{5} + 9 \, a^{5} b e^{6}\right )} x}{3 \, {\left (b^{10} x^{3} + 3 \, a b^{9} x^{2} + 3 \, a^{2} b^{8} x + a^{3} b^{7}\right )}} + \frac {b^{2} e^{6} x^{3} + 3 \, {\left (3 \, b^{2} d e^{5} - 2 \, a b e^{6}\right )} x^{2} + 3 \, {\left (15 \, b^{2} d^{2} e^{4} - 24 \, a b d e^{5} + 10 \, a^{2} e^{6}\right )} x}{3 \, b^{6}} + \frac {20 \, {\left (b^{3} d^{3} e^{3} - 3 \, a b^{2} d^{2} e^{4} + 3 \, a^{2} b d e^{5} - a^{3} e^{6}\right )} \log \left (b x + a\right )}{b^{7}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 356 vs. \(2 (152) = 304\).
Time = 0.25 (sec) , antiderivative size = 356, normalized size of antiderivative = 2.28 \[ \int \frac {(d+e x)^6}{\left (a^2+2 a b x+b^2 x^2\right )^2} \, dx=\frac {20 \, {\left (b^{3} d^{3} e^{3} - 3 \, a b^{2} d^{2} e^{4} + 3 \, a^{2} b d e^{5} - a^{3} e^{6}\right )} \log \left ({\left | b x + a \right |}\right )}{b^{7}} - \frac {b^{6} d^{6} + 3 \, a b^{5} d^{5} e + 15 \, a^{2} b^{4} d^{4} e^{2} - 110 \, a^{3} b^{3} d^{3} e^{3} + 195 \, a^{4} b^{2} d^{2} e^{4} - 141 \, a^{5} b d e^{5} + 37 \, a^{6} e^{6} + 45 \, {\left (b^{6} d^{4} e^{2} - 4 \, a b^{5} d^{3} e^{3} + 6 \, a^{2} b^{4} d^{2} e^{4} - 4 \, a^{3} b^{3} d e^{5} + a^{4} b^{2} e^{6}\right )} x^{2} + 9 \, {\left (b^{6} d^{5} e + 5 \, a b^{5} d^{4} e^{2} - 30 \, a^{2} b^{4} d^{3} e^{3} + 50 \, a^{3} b^{3} d^{2} e^{4} - 35 \, a^{4} b^{2} d e^{5} + 9 \, a^{5} b e^{6}\right )} x}{3 \, {\left (b x + a\right )}^{3} b^{7}} + \frac {b^{8} e^{6} x^{3} + 9 \, b^{8} d e^{5} x^{2} - 6 \, a b^{7} e^{6} x^{2} + 45 \, b^{8} d^{2} e^{4} x - 72 \, a b^{7} d e^{5} x + 30 \, a^{2} b^{6} e^{6} x}{3 \, b^{12}} \]
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Time = 9.95 (sec) , antiderivative size = 393, normalized size of antiderivative = 2.52 \[ \int \frac {(d+e x)^6}{\left (a^2+2 a b x+b^2 x^2\right )^2} \, dx=x\,\left (\frac {4\,a\,\left (\frac {4\,a\,e^6}{b^5}-\frac {6\,d\,e^5}{b^4}\right )}{b}-\frac {6\,a^2\,e^6}{b^6}+\frac {15\,d^2\,e^4}{b^4}\right )-\frac {x^2\,\left (15\,a^4\,b\,e^6-60\,a^3\,b^2\,d\,e^5+90\,a^2\,b^3\,d^2\,e^4-60\,a\,b^4\,d^3\,e^3+15\,b^5\,d^4\,e^2\right )+\frac {37\,a^6\,e^6-141\,a^5\,b\,d\,e^5+195\,a^4\,b^2\,d^2\,e^4-110\,a^3\,b^3\,d^3\,e^3+15\,a^2\,b^4\,d^4\,e^2+3\,a\,b^5\,d^5\,e+b^6\,d^6}{3\,b}+x\,\left (27\,a^5\,e^6-105\,a^4\,b\,d\,e^5+150\,a^3\,b^2\,d^2\,e^4-90\,a^2\,b^3\,d^3\,e^3+15\,a\,b^4\,d^4\,e^2+3\,b^5\,d^5\,e\right )}{a^3\,b^6+3\,a^2\,b^7\,x+3\,a\,b^8\,x^2+b^9\,x^3}-x^2\,\left (\frac {2\,a\,e^6}{b^5}-\frac {3\,d\,e^5}{b^4}\right )-\frac {\ln \left (a+b\,x\right )\,\left (20\,a^3\,e^6-60\,a^2\,b\,d\,e^5+60\,a\,b^2\,d^2\,e^4-20\,b^3\,d^3\,e^3\right )}{b^7}+\frac {e^6\,x^3}{3\,b^4} \]
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