Integrand size = 19, antiderivative size = 132 \[ \int \frac {\left (b x+c x^2\right )^2}{(d+e x)^6} \, dx=-\frac {d^2 (c d-b e)^2}{5 e^5 (d+e x)^5}+\frac {d (c d-b e) (2 c d-b e)}{2 e^5 (d+e x)^4}-\frac {6 c^2 d^2-6 b c d e+b^2 e^2}{3 e^5 (d+e x)^3}+\frac {c (2 c d-b e)}{e^5 (d+e x)^2}-\frac {c^2}{e^5 (d+e x)} \]
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Time = 0.06 (sec) , antiderivative size = 132, 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} \[ \int \frac {\left (b x+c x^2\right )^2}{(d+e x)^6} \, dx=-\frac {b^2 e^2-6 b c d e+6 c^2 d^2}{3 e^5 (d+e x)^3}-\frac {d^2 (c d-b e)^2}{5 e^5 (d+e x)^5}+\frac {c (2 c d-b e)}{e^5 (d+e x)^2}+\frac {d (c d-b e) (2 c d-b e)}{2 e^5 (d+e x)^4}-\frac {c^2}{e^5 (d+e x)} \]
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Rule 712
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {d^2 (c d-b e)^2}{e^4 (d+e x)^6}+\frac {2 d (c d-b e) (-2 c d+b e)}{e^4 (d+e x)^5}+\frac {6 c^2 d^2-6 b c d e+b^2 e^2}{e^4 (d+e x)^4}-\frac {2 c (2 c d-b e)}{e^4 (d+e x)^3}+\frac {c^2}{e^4 (d+e x)^2}\right ) \, dx \\ & = -\frac {d^2 (c d-b e)^2}{5 e^5 (d+e x)^5}+\frac {d (c d-b e) (2 c d-b e)}{2 e^5 (d+e x)^4}-\frac {6 c^2 d^2-6 b c d e+b^2 e^2}{3 e^5 (d+e x)^3}+\frac {c (2 c d-b e)}{e^5 (d+e x)^2}-\frac {c^2}{e^5 (d+e x)} \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 116, normalized size of antiderivative = 0.88 \[ \int \frac {\left (b x+c x^2\right )^2}{(d+e x)^6} \, dx=-\frac {b^2 e^2 \left (d^2+5 d e x+10 e^2 x^2\right )+3 b c e \left (d^3+5 d^2 e x+10 d e^2 x^2+10 e^3 x^3\right )+6 c^2 \left (d^4+5 d^3 e x+10 d^2 e^2 x^2+10 d e^3 x^3+5 e^4 x^4\right )}{30 e^5 (d+e x)^5} \]
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Time = 2.03 (sec) , antiderivative size = 127, normalized size of antiderivative = 0.96
method | result | size |
risch | \(\frac {-\frac {c^{2} x^{4}}{e}-\frac {c \left (b e +2 c d \right ) x^{3}}{e^{2}}-\frac {\left (b^{2} e^{2}+3 b c d e +6 c^{2} d^{2}\right ) x^{2}}{3 e^{3}}-\frac {d \left (b^{2} e^{2}+3 b c d e +6 c^{2} d^{2}\right ) x}{6 e^{4}}-\frac {d^{2} \left (b^{2} e^{2}+3 b c d e +6 c^{2} d^{2}\right )}{30 e^{5}}}{\left (e x +d \right )^{5}}\) | \(127\) |
norman | \(\frac {-\frac {c^{2} x^{4}}{e}-\frac {\left (b c e +2 c^{2} d \right ) x^{3}}{e^{2}}-\frac {\left (b^{2} e^{2}+3 b c d e +6 c^{2} d^{2}\right ) x^{2}}{3 e^{3}}-\frac {d \left (b^{2} e^{2}+3 b c d e +6 c^{2} d^{2}\right ) x}{6 e^{4}}-\frac {d^{2} \left (b^{2} e^{2}+3 b c d e +6 c^{2} d^{2}\right )}{30 e^{5}}}{\left (e x +d \right )^{5}}\) | \(129\) |
gosper | \(-\frac {30 c^{2} x^{4} e^{4}+30 x^{3} b c \,e^{4}+60 x^{3} c^{2} d \,e^{3}+10 x^{2} b^{2} e^{4}+30 x^{2} b c d \,e^{3}+60 x^{2} c^{2} d^{2} e^{2}+5 x \,b^{2} d \,e^{3}+15 x b c \,d^{2} e^{2}+30 x \,c^{2} d^{3} e +b^{2} d^{2} e^{2}+3 d^{3} e b c +6 c^{2} d^{4}}{30 e^{5} \left (e x +d \right )^{5}}\) | \(140\) |
parallelrisch | \(\frac {-30 c^{2} x^{4} e^{4}-30 x^{3} b c \,e^{4}-60 x^{3} c^{2} d \,e^{3}-10 x^{2} b^{2} e^{4}-30 x^{2} b c d \,e^{3}-60 x^{2} c^{2} d^{2} e^{2}-5 x \,b^{2} d \,e^{3}-15 x b c \,d^{2} e^{2}-30 x \,c^{2} d^{3} e -b^{2} d^{2} e^{2}-3 d^{3} e b c -6 c^{2} d^{4}}{30 e^{5} \left (e x +d \right )^{5}}\) | \(141\) |
default | \(-\frac {c^{2}}{e^{5} \left (e x +d \right )}-\frac {b^{2} e^{2}-6 b c d e +6 c^{2} d^{2}}{3 e^{5} \left (e x +d \right )^{3}}+\frac {d \left (b^{2} e^{2}-3 b c d e +2 c^{2} d^{2}\right )}{2 e^{5} \left (e x +d \right )^{4}}-\frac {d^{2} \left (b^{2} e^{2}-2 b c d e +c^{2} d^{2}\right )}{5 e^{5} \left (e x +d \right )^{5}}-\frac {c \left (b e -2 c d \right )}{e^{5} \left (e x +d \right )^{2}}\) | \(143\) |
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Time = 0.28 (sec) , antiderivative size = 181, normalized size of antiderivative = 1.37 \[ \int \frac {\left (b x+c x^2\right )^2}{(d+e x)^6} \, dx=-\frac {30 \, c^{2} e^{4} x^{4} + 6 \, c^{2} d^{4} + 3 \, b c d^{3} e + b^{2} d^{2} e^{2} + 30 \, {\left (2 \, c^{2} d e^{3} + b c e^{4}\right )} x^{3} + 10 \, {\left (6 \, c^{2} d^{2} e^{2} + 3 \, b c d e^{3} + b^{2} e^{4}\right )} x^{2} + 5 \, {\left (6 \, c^{2} d^{3} e + 3 \, b c d^{2} e^{2} + b^{2} d e^{3}\right )} x}{30 \, {\left (e^{10} x^{5} + 5 \, d e^{9} x^{4} + 10 \, d^{2} e^{8} x^{3} + 10 \, d^{3} e^{7} x^{2} + 5 \, d^{4} e^{6} x + d^{5} e^{5}\right )}} \]
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Time = 4.04 (sec) , antiderivative size = 196, normalized size of antiderivative = 1.48 \[ \int \frac {\left (b x+c x^2\right )^2}{(d+e x)^6} \, dx=\frac {- b^{2} d^{2} e^{2} - 3 b c d^{3} e - 6 c^{2} d^{4} - 30 c^{2} e^{4} x^{4} + x^{3} \left (- 30 b c e^{4} - 60 c^{2} d e^{3}\right ) + x^{2} \left (- 10 b^{2} e^{4} - 30 b c d e^{3} - 60 c^{2} d^{2} e^{2}\right ) + x \left (- 5 b^{2} d e^{3} - 15 b c d^{2} e^{2} - 30 c^{2} d^{3} e\right )}{30 d^{5} e^{5} + 150 d^{4} e^{6} x + 300 d^{3} e^{7} x^{2} + 300 d^{2} e^{8} x^{3} + 150 d e^{9} x^{4} + 30 e^{10} x^{5}} \]
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Time = 0.20 (sec) , antiderivative size = 181, normalized size of antiderivative = 1.37 \[ \int \frac {\left (b x+c x^2\right )^2}{(d+e x)^6} \, dx=-\frac {30 \, c^{2} e^{4} x^{4} + 6 \, c^{2} d^{4} + 3 \, b c d^{3} e + b^{2} d^{2} e^{2} + 30 \, {\left (2 \, c^{2} d e^{3} + b c e^{4}\right )} x^{3} + 10 \, {\left (6 \, c^{2} d^{2} e^{2} + 3 \, b c d e^{3} + b^{2} e^{4}\right )} x^{2} + 5 \, {\left (6 \, c^{2} d^{3} e + 3 \, b c d^{2} e^{2} + b^{2} d e^{3}\right )} x}{30 \, {\left (e^{10} x^{5} + 5 \, d e^{9} x^{4} + 10 \, d^{2} e^{8} x^{3} + 10 \, d^{3} e^{7} x^{2} + 5 \, d^{4} e^{6} x + d^{5} e^{5}\right )}} \]
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Time = 0.27 (sec) , antiderivative size = 139, normalized size of antiderivative = 1.05 \[ \int \frac {\left (b x+c x^2\right )^2}{(d+e x)^6} \, dx=-\frac {30 \, c^{2} e^{4} x^{4} + 60 \, c^{2} d e^{3} x^{3} + 30 \, b c e^{4} x^{3} + 60 \, c^{2} d^{2} e^{2} x^{2} + 30 \, b c d e^{3} x^{2} + 10 \, b^{2} e^{4} x^{2} + 30 \, c^{2} d^{3} e x + 15 \, b c d^{2} e^{2} x + 5 \, b^{2} d e^{3} x + 6 \, c^{2} d^{4} + 3 \, b c d^{3} e + b^{2} d^{2} e^{2}}{30 \, {\left (e x + d\right )}^{5} e^{5}} \]
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Time = 0.08 (sec) , antiderivative size = 169, normalized size of antiderivative = 1.28 \[ \int \frac {\left (b x+c x^2\right )^2}{(d+e x)^6} \, dx=-\frac {\frac {x^2\,\left (b^2\,e^2+3\,b\,c\,d\,e+6\,c^2\,d^2\right )}{3\,e^3}+\frac {c^2\,x^4}{e}+\frac {d^2\,\left (b^2\,e^2+3\,b\,c\,d\,e+6\,c^2\,d^2\right )}{30\,e^5}+\frac {c\,x^3\,\left (b\,e+2\,c\,d\right )}{e^2}+\frac {d\,x\,\left (b^2\,e^2+3\,b\,c\,d\,e+6\,c^2\,d^2\right )}{6\,e^4}}{d^5+5\,d^4\,e\,x+10\,d^3\,e^2\,x^2+10\,d^2\,e^3\,x^3+5\,d\,e^4\,x^4+e^5\,x^5} \]
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